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 Job ID Name Coverage
  Build
passed #4745
mac
build:osx

00:02:02

passed #4744
ubuntu14.04
build:trusty

00:01:58

passed #4746
windows
build:windows

00:04:44

 
  Test
passed #4748
mac
test:osx

00:01:16

passed #4747
ubuntu14.04
test:trusty

00:02:09

passed #4749
windows
test:windows

00:03:09