removed .idea files from git
+comment
refactor code that handles camera settings when activating a new chapter
Better defaults for viewer camera_point_at, camera_position
Viewer refactored in terms of MinimalViewer
removed proxy method Viewer.addChapter; some names translated to english
more Viewer refactoring
english translations
MinimalViewer.addChild added; new plot3d example
code simplification
typo; tangent2D example added
refactoring
refactoring
README.md file added
color for examples
MinimalViewer has three colored lights on by default; the default white headlight is disabled in this case
removed redundant code
removed redundant, unused code
plot3d example in the readme file
style