"Upload to" button in workspace now switches tab to upload.
Merge remote-tracking branch 'origin/dev' into dev

Conflicts:
	src/gui/GenomizerView.java
Merge branch 'dev' of https://github.com/genomizer/genomizer-desktop into dev
Catched an exception and added message dialog for when user hasn't chosen an experiment to upload to.
Merge remote-tracking branch 'origin/dev' into dev