First implementation of the transfer labels functionality
Not tested in workflow yet
fixed time stamp in default file name of an event recording
merge master
removed channel from region center calculation
added logo to centralWidget of metadataApplet
save recently opened applet in project file
changed text of project menu entry
Merge pull request #279 from ukoethe/master

fixed time stamp of recording
ilastik.py: Removed --workflow arg and cleaned up some imports.
added --debug command line argument
Merge remote-tracking branch 'origin/master'
incorporate label transfering, add a warning to thresholding applet
merge branch transferLabels
Merge pull request #281 from ukoethe/master

added --debug command line argument
ilastik.py: Replace print statement with logging statement.
GUI does not block during object feature prediction.

closes issues #194 and #238.
object feature calculation can be cancelled
no need to clutter gui class namespace with extra functions
unnecessary argument
clickable text in feature selection was a bad idea