Fix svg height, add conversion options and options to use differents data from GitHub account (#35)

* Display all features on web instance but disable them when they're not enabled

* Resize dynamically SVG output and add support to convert images to jpeg/png

* Disable animations when computing height

* Add option to disable animations

* Add options to specify different data from used GitHub account

* Update tests

source/app/web/statics/style.css

@@ -82,6 +82,9 @@
     transition: background-color .4s;
     cursor: pointer;
   }
+  .not-available {
+    opacity: .3;
+  }
 /* Generator */
   .generator {
     display: flex;