Added tooltips to DatabaseDocument headers
Merge branch 'tooltips'
Added tooltips to DatabaseManager.h
Merge branch 'tooltips'
Merge pull request #265 from rpunt/master

Added tooltips to DatabaseDocument headers
Ignore cancelled requests.  Added an auto closing alert view so they won't appear over the lock screen
Removed log message
Cleaned up toolbar buttons a bit
Localize "Error" window title for WebView