DataSelection: Error message refers to logfile, not console.
tests: Configure logging in gui tests.
Counting: changed drawer layout
Counting: adding tooltips
adding faulthandler to requirements
Bugfix: log traceback instead of exception
logging: Set PyQt4 logging level to INFO by default.
excepthooks: Log both traceback and exception string.
shell: Hide "Close Project" menu item unless debug mode is active.
Counting: fixes #801 hopefully
fixes #829
Counting: fixes #635
panic save commit
some new unit tests, retry with inner operators