diff --git a/bin/testrunner.js b/bin/testrunner.js
index 82cbfff..fe19610 100644
--- a/bin/testrunner.js
+++ b/bin/testrunner.js
@@ -7,7 +7,8 @@
  */
 
 const puppeteer = require('puppeteer');
-const fs = require("fs")
+const fs_bare = require("fs") // required for fs-extra
+const fs = require("fs-extra")
 const path = require("path")
 const start_dir = process.cwd()
 const start_file = path.join(start_dir,"lib","index.html")
@@ -39,18 +40,24 @@ async function makeScreenshot(href){
     page.once("load",logPageEvent)
 
     await page.goto(href)
+    href = href.replace("file:///","")
     const fname = path.parse(href).name
-
+    let fpath
     if (fname != "index"){
         image_url = href.replace(fname + ".html" ,"thumbnails/" + fname + ".png")
+        fpath = href.replace(fname + ".html", "thumbnails")
     }
     else{
         image_url = href.replace(fname + ".html" ,"thumbnail.png")
+        fpath = href.replace(fname + ".html", "")
     }
-    image_url = image_url.replace("file:///","")
+    // image_url = image_url.replace("file:///","")
+    // fpath = fpath.replace("file:///","")
     
     page.removeAllListeners()
     
+    fs.ensureDir(fpath)
+
     await page.screenshot({path: image_url});
     await browser.close();
 }
diff --git a/lib/pixi/thumbnail.png b/lib/pixi/thumbnail.png
index e1e6bd3..faf9b2e 100644
Binary files a/lib/pixi/thumbnail.png and b/lib/pixi/thumbnail.png differ
diff --git a/lib/pixi/thumbnails/coordinates.png b/lib/pixi/thumbnails/coordinates.png
index 5d49606..f37c3d0 100644
Binary files a/lib/pixi/thumbnails/coordinates.png and b/lib/pixi/thumbnails/coordinates.png differ
diff --git a/lib/pixi/thumbnails/flippable.png b/lib/pixi/thumbnails/flippable.png
index 1b41e4c..940cf9e 100644
Binary files a/lib/pixi/thumbnails/flippable.png and b/lib/pixi/thumbnails/flippable.png differ
diff --git a/lib/thumbnail.png b/lib/thumbnail.png
index 1f385ef..02ac0b3 100644
Binary files a/lib/thumbnail.png and b/lib/thumbnail.png differ
diff --git a/lib/thumbnails/capabilities.png b/lib/thumbnails/capabilities.png
index dd953ca..6332f8d 100644
Binary files a/lib/thumbnails/capabilities.png and b/lib/thumbnails/capabilities.png differ
diff --git a/lib/thumbnails/events.png b/lib/thumbnails/events.png
index c0e4925..b2fce42 100644
Binary files a/lib/thumbnails/events.png and b/lib/thumbnails/events.png differ
diff --git a/package-lock.json b/package-lock.json
index bf9f952..3dbd94e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,31 +4,6 @@
     "lockfileVersion": 1,
     "requires": true,
     "dependencies": {
-        "@babel/code-frame": {
-            "version": "7.0.0",
-            "resolved": "https://registry.npmjs.org/@babel/code-frame/-/code-frame-7.0.0.tgz",
-            "integrity": "sha512-OfC2uemaknXr87bdLUkWog7nYuliM9Ij5HUcajsVcMCpQrcLmtxRbVFTIqmcSkSeYRBFBRxs2FiUqFJDLdiebA==",
-            "requires": {
-                "@babel/highlight": "^7.0.0"
-            }
-        },
-        "@babel/highlight": {
-            "version": "7.0.0",
-            "resolved": "https://registry.npmjs.org/@babel/highlight/-/highlight-7.0.0.tgz",
-            "integrity": "sha512-UFMC4ZeFC48Tpvj7C8UgLvtkaUuovQX+5xNWrsIoMG8o2z+XFKjKaN9iVmS84dPwVN00W4wPmqvYoZF3EGAsfw==",
-            "requires": {
-                "chalk": "^2.0.0",
-                "esutils": "^2.0.2",
-                "js-tokens": "^4.0.0"
-            },
-            "dependencies": {
-                "esutils": {
-                    "version": "2.0.2",
-                    "resolved": "https://registry.npmjs.org/esutils/-/esutils-2.0.2.tgz",
-                    "integrity": "sha1-Cr9PHKpbyx96nYrMbepPqqBLrJs="
-                }
-            }
-        },
         "@choojs/findup": {
             "version": "0.2.1",
             "resolved": "https://registry.npmjs.org/@choojs/findup/-/findup-0.2.1.tgz",
@@ -218,11 +193,6 @@
             "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.3.tgz",
             "integrity": "sha512-T/zvzYRfbVojPWahDsE5evJdHb3oJoQfFbsrKM7w5Zcs++Tr257tia3BmMP8XYVjp1S9RZXQMh7gao96BlqZOw=="
         },
-        "acorn-jsx": {
-            "version": "5.0.1",
-            "resolved": "https://registry.npmjs.org/acorn-jsx/-/acorn-jsx-5.0.1.tgz",
-            "integrity": "sha512-HJ7CfNHrfJLlNTzIEUTj43LNWGkqpRLxm3YjAlcD0ACydk9XynzYsCBHxut+iqt+1aBXkx9UP/w/ZqMr13XIzg=="
-        },
         "agent-base": {
             "version": "4.2.1",
             "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-4.2.1.tgz",
@@ -231,17 +201,6 @@
                 "es6-promisify": "^5.0.0"
             }
         },
-        "ajv": {
-            "version": "6.10.0",
-            "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.10.0.tgz",
-            "integrity": "sha512-nffhOpkymDECQyR0mnsUtoCE8RlX38G0rYP+wgLWFyZuUyuuojSSvi/+euOiQBIn63whYwYVIIH1TvE3tu4OEg==",
-            "requires": {
-                "fast-deep-equal": "^2.0.1",
-                "fast-json-stable-stringify": "^2.0.0",
-                "json-schema-traverse": "^0.4.1",
-                "uri-js": "^4.2.2"
-            }
-        },
         "amdefine": {
             "version": "1.0.1",
             "resolved": "https://registry.npmjs.org/amdefine/-/amdefine-1.0.1.tgz",
@@ -257,11 +216,6 @@
                 "ansi-wrap": "^0.1.0"
             }
         },
-        "ansi-escapes": {
-            "version": "3.2.0",
-            "resolved": "https://registry.npmjs.org/ansi-escapes/-/ansi-escapes-3.2.0.tgz",
-            "integrity": "sha512-cBhpre4ma+U0T1oM5fXg7Dy1Jw7zzwv7lt/GoCpr+hDQJoYnKVPLL4dCvSEFMmQurOQvSrwT7SL/DAlhBI97RQ=="
-        },
         "ansi-gray": {
             "version": "0.1.1",
             "resolved": "https://registry.npmjs.org/ansi-gray/-/ansi-gray-0.1.1.tgz",
@@ -277,14 +231,6 @@
             "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
             "dev": true
         },
-        "ansi-styles": {
-            "version": "3.2.1",
-            "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz",
-            "integrity": "sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==",
-            "requires": {
-                "color-convert": "^1.9.0"
-            }
-        },
         "ansi-wrap": {
             "version": "0.1.0",
             "resolved": "https://registry.npmjs.org/ansi-wrap/-/ansi-wrap-0.1.0.tgz",
@@ -316,14 +262,6 @@
             "integrity": "sha1-+cjBN1fMHde8N5rHeyxipcKGjEA=",
             "dev": true
         },
-        "argparse": {
-            "version": "1.0.10",
-            "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
-            "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
-            "requires": {
-                "sprintf-js": "~1.0.2"
-            }
-        },
         "arr-diff": {
             "version": "4.0.0",
             "resolved": "https://registry.npmjs.org/arr-diff/-/arr-diff-4.0.0.tgz",
@@ -438,11 +376,6 @@
             "integrity": "sha1-WWZ/QfrdTyDMvCu5a41Pf3jsA2c=",
             "dev": true
         },
-        "astral-regex": {
-            "version": "1.0.0",
-            "resolved": "https://registry.npmjs.org/astral-regex/-/astral-regex-1.0.0.tgz",
-            "integrity": "sha512-+Ryf6g3BKoRc7jfp7ad8tM4TtMiaWvbF/1/sQcZPkkS7ag3D5nMBCe2UfOTONtAkaG0tO0ij3C5Lwmf1EiyjHg=="
-        },
         "async-done": {
             "version": "1.3.1",
             "resolved": "https://registry.npmjs.org/async-done/-/async-done-1.3.1.tgz",
@@ -691,32 +624,12 @@
                 "unset-value": "^1.0.0"
             }
         },
-        "callsites": {
-            "version": "3.1.0",
-            "resolved": "https://registry.npmjs.org/callsites/-/callsites-3.1.0.tgz",
-            "integrity": "sha512-P8BjAsXvZS+VIDUI11hHCQEv74YT67YUi5JJFNWIqL235sBmjX4+qx9Muvls5ivyNENctx46xQLQ3aTuE7ssaQ=="
-        },
         "camelcase": {
             "version": "3.0.0",
             "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-3.0.0.tgz",
             "integrity": "sha1-MvxLn82vhF/N9+c7uXysImHwqwo=",
             "dev": true
         },
-        "chalk": {
-            "version": "2.4.2",
-            "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.4.2.tgz",
-            "integrity": "sha512-Mti+f9lpJNcwF4tWV8/OrTTtF1gZi+f8FqlyAdouralcFWFQWF2+NgCHShjkCb+IFBLq9buZwE1xckQU4peSuQ==",
-            "requires": {
-                "ansi-styles": "^3.2.1",
-                "escape-string-regexp": "^1.0.5",
-                "supports-color": "^5.3.0"
-            }
-        },
-        "chardet": {
-            "version": "0.7.0",
-            "resolved": "https://registry.npmjs.org/chardet/-/chardet-0.7.0.tgz",
-            "integrity": "sha512-mT8iDcrh03qDGRRmoA2hmBJnxpllMR+0/0qlzjqZES6NdiWDcZkCNAk4rPFZ9Q85r27unkiNNg8ZOiwZXBHwcA=="
-        },
         "chokidar": {
             "version": "2.1.5",
             "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-2.1.5.tgz",
@@ -768,19 +681,6 @@
                 }
             }
         },
-        "cli-cursor": {
-            "version": "2.1.0",
-            "resolved": "https://registry.npmjs.org/cli-cursor/-/cli-cursor-2.1.0.tgz",
-            "integrity": "sha1-s12sN2R5+sw+lHR9QdDQ9SOP/LU=",
-            "requires": {
-                "restore-cursor": "^2.0.0"
-            }
-        },
-        "cli-width": {
-            "version": "2.2.0",
-            "resolved": "https://registry.npmjs.org/cli-width/-/cli-width-2.2.0.tgz",
-            "integrity": "sha1-/xnt6Kml5XkyQUewwR8PvLq+1jk="
-        },
         "cliui": {
             "version": "3.2.0",
             "resolved": "https://registry.npmjs.org/cliui/-/cliui-3.2.0.tgz",
@@ -856,19 +756,6 @@
                 "object-visit": "^1.0.0"
             }
         },
-        "color-convert": {
-            "version": "1.9.3",
-            "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-1.9.3.tgz",
-            "integrity": "sha512-QfAUtd+vFdAtFQcC8CCyYt1fYWxSqAiK2cSD6zDB8N3cpsEBAvRxp9zOGg6G/SHHJYAT88/az/IuDGALsNVbGg==",
-            "requires": {
-                "color-name": "1.1.3"
-            }
-        },
-        "color-name": {
-            "version": "1.1.3",
-            "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.3.tgz",
-            "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU="
-        },
         "color-support": {
             "version": "1.1.3",
             "resolved": "https://registry.npmjs.org/color-support/-/color-support-1.1.3.tgz",
@@ -949,18 +836,6 @@
             "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
             "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac="
         },
-        "cross-spawn": {
-            "version": "6.0.5",
-            "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-6.0.5.tgz",
-            "integrity": "sha512-eTVLrBSt7fjbDygz805pMnstIs2VTBNkRm0qxZd+M7A5XDdxVRWO5MxGBXZhjY4cqLYLdtrGqRf8mBPmzwSpWQ==",
-            "requires": {
-                "nice-try": "^1.0.4",
-                "path-key": "^2.0.1",
-                "semver": "^5.5.0",
-                "shebang-command": "^1.2.0",
-                "which": "^1.2.9"
-            }
-        },
         "d": {
             "version": "1.0.0",
             "resolved": "https://registry.npmjs.org/d/-/d-1.0.0.tgz",
@@ -990,11 +865,6 @@
             "integrity": "sha1-6zkTMzRYd1y4TNGh+uBiEGu4dUU=",
             "dev": true
         },
-        "deep-is": {
-            "version": "0.1.3",
-            "resolved": "https://registry.npmjs.org/deep-is/-/deep-is-0.1.3.tgz",
-            "integrity": "sha1-s2nW+128E+7PUk+RsHD+7cNXzzQ="
-        },
         "default-compare": {
             "version": "1.0.0",
             "resolved": "https://registry.npmjs.org/default-compare/-/default-compare-1.0.0.tgz",
@@ -1074,21 +944,6 @@
             "integrity": "sha1-8NZtA2cqglyxtzvbP+YjEMjlUrc=",
             "dev": true
         },
-        "doctrine": {
-            "version": "3.0.0",
-            "resolved": "https://registry.npmjs.org/doctrine/-/doctrine-3.0.0.tgz",
-            "integrity": "sha512-yS+Q5i3hBf7GBkd4KG8a7eBNNWNGLTaEwwYWUijIYM7zrlYDM0BFXHjjPWlWZ1Rg7UaddZeIDmi9jF3HmqiQ2w==",
-            "requires": {
-                "esutils": "^2.0.2"
-            },
-            "dependencies": {
-                "esutils": {
-                    "version": "2.0.2",
-                    "resolved": "https://registry.npmjs.org/esutils/-/esutils-2.0.2.tgz",
-                    "integrity": "sha1-Cr9PHKpbyx96nYrMbepPqqBLrJs="
-                }
-            }
-        },
         "duplexer2": {
             "version": "0.0.2",
             "resolved": "https://registry.npmjs.org/duplexer2/-/duplexer2-0.0.2.tgz",
@@ -1153,11 +1008,6 @@
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             "dev": true
         },
-        "emoji-regex": {
-            "version": "7.0.3",
-            "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-7.0.3.tgz",
-            "integrity": "sha512-CwBLREIQ7LvYFB0WyRvwhq5N5qPhc6PMjD6bYggFlI5YyDgl+0vxq5VHbMOFqLg7hfWzmu8T5Z1QofhmTIhItA=="
-        },
         "end-of-stream": {
             "version": "1.4.1",
             "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.1.tgz",
@@ -1236,7 +1086,8 @@
         "escape-string-regexp": {
             "version": "1.0.5",
             "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
-            "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ="
+            "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ=",
+            "dev": true
         },
         "escodegen": {
             "version": "1.3.3",
@@ -1260,160 +1111,11 @@
                 }
             }
         },
-        "eslint": {
-            "version": "5.16.0",
-            "resolved": "https://registry.npmjs.org/eslint/-/eslint-5.16.0.tgz",
-            "integrity": "sha512-S3Rz11i7c8AA5JPv7xAH+dOyq/Cu/VXHiHXBPOU1k/JAM5dXqQPt3qcrhpHSorXmrpu2g0gkIBVXAqCpzfoZIg==",
-            "requires": {
-                "@babel/code-frame": "^7.0.0",
-                "ajv": "^6.9.1",
-                "chalk": "^2.1.0",
-                "cross-spawn": "^6.0.5",
-                "debug": "^4.0.1",
-                "doctrine": "^3.0.0",
-                "eslint-scope": "^4.0.3",
-                "eslint-utils": "^1.3.1",
-                "eslint-visitor-keys": "^1.0.0",
-                "espree": "^5.0.1",
-                "esquery": "^1.0.1",
-                "esutils": "^2.0.2",
-                "file-entry-cache": "^5.0.1",
-                "functional-red-black-tree": "^1.0.1",
-                "glob": "^7.1.2",
-                "globals": "^11.7.0",
-                "ignore": "^4.0.6",
-                "import-fresh": "^3.0.0",
-                "imurmurhash": "^0.1.4",
-                "inquirer": "^6.2.2",
-                "js-yaml": "^3.13.0",
-                "json-stable-stringify-without-jsonify": "^1.0.1",
-                "levn": "^0.3.0",
-                "lodash": "^4.17.11",
-                "minimatch": "^3.0.4",
-                "mkdirp": "^0.5.1",
-                "natural-compare": "^1.4.0",
-                "optionator": "^0.8.2",
-                "path-is-inside": "^1.0.2",
-                "progress": "^2.0.0",
-                "regexpp": "^2.0.1",
-                "semver": "^5.5.1",
-                "strip-ansi": "^4.0.0",
-                "strip-json-comments": "^2.0.1",
-                "table": "^5.2.3",
-                "text-table": "^0.2.0"
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-            "resolved": "https://registry.npmjs.org/eslint-scope/-/eslint-scope-4.0.3.tgz",
-            "integrity": "sha512-p7VutNr1O/QrxysMo3E45FjYDTeXBy0iTltPFNSqKAIfjDSXC+4dj+qfyuD8bfAXrW/y6lW3O76VaYNPKfpKrg==",
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-            "integrity": "sha512-qzm/XxIbxm/FHyH341ZrbnMUpe+5Bocte9xkmFMzPMjRaZMcXww+MpBptFvtU+79L362nqiLhekCxCxDPaUMBQ=="
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+            "integrity": "sha512-rBJeI5CXAlmy1pV+617WB9J63U6XcazHHF2f2dbJix4XzpUF0RS3Zbj0FGIOCAva5P/d/GBOYaACQ1w+0azUkg=="
+        },
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             "resolved": "https://registry.npmjs.org/unset-value/-/unset-value-1.0.0.tgz",
@@ -5221,14 +4482,6 @@
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             "dev": true
         },
-        "uri-js": {
-            "version": "4.2.2",
-            "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
-            "integrity": "sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==",
-            "requires": {
-                "punycode": "^2.1.0"
-            }
-        },
         "urix": {
             "version": "0.1.0",
             "resolved": "https://registry.npmjs.org/urix/-/urix-0.1.0.tgz",
@@ -5338,6 +4591,7 @@
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+            "dev": true,
             "requires": {
                 "isexe": "^2.0.0"
             }
@@ -5348,11 +4602,6 @@
             "integrity": "sha1-u6Y8qGGUiZT/MHc2CJ47lgJsKk8=",
             "dev": true
         },
-        "wordwrap": {
-            "version": "1.0.0",
-            "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz",
-            "integrity": "sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus="
-        },
         "wrap-ansi": {
             "version": "2.1.0",
             "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz",
@@ -5368,14 +4617,6 @@
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             "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
         },
-        "write": {
-            "version": "1.0.3",
-            "resolved": "https://registry.npmjs.org/write/-/write-1.0.3.tgz",
-            "integrity": "sha512-/lg70HAjtkUgWPVZhZcm+T4hkL8Zbtp1nFNOn3lRrxnlv50SRBv7cR7RqR+GMsd3hUXy9hWBo4CHTbFTcOYwig==",
-            "requires": {
-                "mkdirp": "^0.5.1"
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             "resolved": "https://registry.npmjs.org/ws/-/ws-6.2.1.tgz",
diff --git a/package.json b/package.json
index ba9e9d1..f7e51f4 100644
--- a/package.json
+++ b/package.json
@@ -28,6 +28,7 @@
         "gulp-uglify": "^3.0.2"
     },
     "dependencies": {
+        "fs-extra": "^8.0.1",
         "gsap": "^2.1.3",
         "hammerjs": "^2.0.8",
         "optimal-select": "^4.0.1",