Merge pull request #198 from gavsim/master

- Added touchSensitivity option
- Fixed bug creating direct links between slides when including the first slide as a link #201 #191
- Indent improved, version number updated, couple of comments updated.
- Fixed bug: loopHorizontal:false won't loop through the slides on touch devices. #204 #172
- Fixed bug: loopHorizontal:false won't loop through the slides when using the keyboard keys. #204 #172
- Added website in "who is using fullPage.js"
- Added method to enable or disable scrolling by using the keyboard arrow keys #213 #172
- Added method to define the scrolling speed.
- Updated documentation
- Option 'controlArrowColor' becomes optional allowing to overwrite the border color by using CSS #207
- Added website in "who is using fullPage.js"
- Touch gestures supported for Windows 8 touch devices. 
- Added method: `setAllowScrolling` supporting touch devices in replacement of `setMouseWheelScrolling` 
- Updated documentation
#194 #160 #114 #100
- Added websites in "who is using fullPage.js"
- Uncomment lines #194
- Solved temporary problem with `normalScrollElements` option #215
- Solved temporary problem with `normalScrollElements` option #215
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Added logos in "who is using fullpage.js"
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