restore time based tangents
openrecent is part of mainwindow now
remove some linux warnings
clean up the previous spline mess, they are not used anymore
Add test code to count events
Revert "Add test code to count events"

This reverts commit b05dbb56b056088427a54d1c03a114d6aff309f6.
Add pentool, penciltoo, erasertool to drawing brush strokes with QPainterPath
Try timebased scaleFactor
line length based tangent calculation is just mor stable
disable coalescing on OSX
Have coalescing build on every platform. Only does something on OSX though
Restore brushtool
remove some debug code
Merge pull request #83 from wesen/feature/stroke-manager

Better strokes
fix crash in keyboard shortcut page, although it still behaves weirdly
Merge pull request #84 from wesen/bug/fix-keyboard-shortcut-crash

fix crash in keyboard shortcut page, although it still behaves weirdly
Add icons for eyedropper and smudgetool
Update all frames in the view after a reset (or recentre)
Make the export methods return a success value
Add png as default file ending if the filename chosen for export has no suffix
Check for export success status