Merge tag 'v1.0.0' into develop

Version 1.0.0. Tested with: Firefox OS 1.3.
Add 12V variant and shapes
Add more shapes
Change variantTypeChooser icon, change railroadcrossing icons
Add new shapes, correct tunnel shapes
Add old blue track series
Add possibility to show all shapes to view
Add rotation of not connected points
Update documentation, bump version number
Merge branch 'release/1.1.0'