the commit id is now displayed in the About dialog

the bug report button automatically open the default mail client
6 jobs for feature-show_commit_id_in_about in 7 minutes and 56 seconds (queued for 2 seconds)
Status Name Job ID Coverage
  Build
passed build:osx #4745
mac

00:02:02

passed build:trusty #4744
ubuntu14.04

00:01:58

passed build:windows #4746
windows

00:04:44

 
  Test
passed test:osx #4748
mac

00:01:16

passed test:trusty #4747
ubuntu14.04

00:02:09

passed test:windows #4749
windows

00:03:09