Take advantage of QWidget::window()
Set default character encoding using options
Limit size of tooltips plus minor fixes
Use static NetworkManager in Content Blocking
Use more native way to copy history while cloning tab, references #540
Simplify
Fix spacing typo
Add a 'Hide' button to the exit warning dialog
Allow to reload while tab dialogs are visible
Merge pull request #554 from beastie1/master

Add a 'Hide' button to the exit warning dialog
Constify
Allow to warn about quitting when using action from tray icon
Filter out meaningless warning, fixes #555
Show title of next or previous history entry for navigation buttons, references #549
Additional check, references #549
Fixed multi-line description import
Update translations from Transifex
Allow to use keyboard modifiers and middle clicks in history and cache pages, references #453
Handle default User Agent in backend
Set default User Agent for transfers