update to snapshot version
Add Help Tab
fix how to save the colorset in a preset: reference by name instead by
index.
update help content
Cleanup GUI, move toggle update and toggle show buffer
move brightness controll to output tab
update todo
update gui, rearrange tab content
prevent npe, update textwriter gui element
add zoom option (in and out)
save zoom mode in preset, remove debug output
gui: fix z level of elements
update changelog
implement different text scroller
Merge branch 'develop' of github.com:neophob/PixelController into develop
add zoom function
add more zoom modes
center zoom
update changelog
add zoom options for shuffler