Insert of the ColorManagerV2
Insert of the Observer-Pattern for the camera-picture
Colorlist get ColorName and Readingcount
"Accurancy" renamed as "Readingcount"
ColorManagerV2 in progress
ColorInsert in Progress.
Error: Access on Formelements after the colormeasure end in error
Closed NullPointerIssue #1

NullPointerException catched if a camera doesn't sent a picture or no
camera is connected when you are going to open ColorInsert Window.
Added untested solution for issue #4

Added SafeThreadExtension class with which you can call any function
without having a problem with objects or functions which aren't
thread-safe
Merge remote-tracking branch 'origin/dev' into dev