Added mechanism to catch cross origin stylesheet fetching errors
- Corrected wrong documentation about IE10
- Changed caching mechanism so that it disables itself when working locally or on an IP address for development purposes

Signed-off-by: Christian Schepp Schaefer <schaepp@gmx.de>
- Set the size of the helper SVGs to 0px x 0px so that they do not consume any more space

Signed-off-by: Christian Schepp Schaefer <schaepp@gmx.de>
- Better checking for availability of console
- Less repaints/reflow after insertion of stylesheets

Signed-off-by: Christian Schepp Schaefer <schaepp@gmx.de>
- Inlined most SVGs into CSS filter declaration as shown here: http://www.karlhorky.com/2012/06/cross-browser-image-grayscale-with-css.html
- Added "position:absolute" to SVGs that get appended to the DOM

Signed-off-by: Christian Schepp Schaefer <schaepp@gmx.de>
- Tagged version 0.22

Signed-off-by: Christian Schepp Schaefer <schaepp@gmx.de>
- Testing removal of Webkit/Blink special brightness value
- Changed links to examples to Github Pages
- Added README.md section for cross origin troubleshooting

Signed-off-by: Christian Schepp Schaefer <schaepp@gmx.de>