MenuButton should not have focus.
Update Argentinian Spanish translation
Zoom in/out with Ctrl + Scroll wheel
This is standard behavior in pretty much any modern application (Notepad, Explorer, PDF reader and all browsers).
Fixed Issue #149: ESC does not work in the input dropdown field of the new UI
Update Italian translation.
Update Italian translation with menu accelerators.
Quick search/filter for dictionary names in settings (Dictionaries and Groups tabs).
Fixed Issue #148: Menubar toggle state is not remembered on program restart.
Middle-click over tab must close tab.
This is standard behavior in pretty much any modern browser.
Fixed #143: Make the new UI mode the default one.
Update Brazilian Portuguese translation by MCHAL
Fixed #152: Magic wand is located before the translation input, should be after.
Restored the code to add actions from the hidden menu back to the main window.

So that if Menu Button is hidden (or the whole toolbar is hidden) all
the actions would still work, including the one to show the main menu back.

One of the possibilities when the Menu Button is hidden is when not all
toolbar buttons fit into winow and are being automatically hidden.
Lupdate all the translations.
Italian translation updates by Daniele Di Pisa.
Russian translation update.
Update Argentinian Spanish translation
Update locale/lt_LT.ts
Better keyboard support in Dictionaries tab:

1. Pressing Down Arrow allows to jump from the Quick Filter to the dictionaries list.
2. Navigating through dictionary list via keyboard (Up/Down) results in dictionary details
   to be shown on the right. Previously, only mouse clicks updated the dictionary info.
Merge pull request #153 from embar-/patch-1

Update locale/lt_LT.ts