* origin/pr/132: (48 commits)
Fixed unreachable code thanks to travis
Clear searchbox pressing esc without need of selecting it
Fix errors when some domain fails to start
wait thread to finish when aborting
Don't terminate backup thread when aborting
Fix iterating and removing over list
Use 'qube' instead 'Qube'
Qube -> qube
Catch possible KeyError when starting dispVM
Fix authorship and python version
Create backup_window on the stack
Removed sigchld_handler old code
Fix pylint
Do not terminate the thread
Fix error/success message on dialog
Fix opening settings/boot dialog after VM creation
Add pylint disable too-few-methods
Fix travis errors
Removed unused import
Workaround for backup dialog modeless behaviour
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