Added first test suite with first test (questionable .cabal though)
Fixed shadowing in aplAll
Added first test suite for Mapping
Merge branch 'testing' into Mapping
Merge branch 'testing' into Mapping
cosmetics
Refactoring & more cosmetics
Merge branch 'master' into Mapping
widget coordinates are now local (offset based on parent component)
Merge branch 'Mapping'
purpose dependent widget states and widget actions are now stored inside HashMaps
fixed some HLint messages
mouse events use local widget coordinates
Merge branch 'ui'
Merge branch 'iqm'
forgot change
Merge branch 'tessallation'
Merge branch 'tessallation'
Merge branch 'tessallation'
refined shaders

- grid is now visible
- grid-points are different colored
- tesselated triangles wont get "gridded".