CLI: fix work with libjson-rpc-perl >= 1.03
Translations were updated from Transifex.
CLI: small code refactoring
[Thanks to Damyan Ivanov]
CLI: tiny code refactoring
Qt UI: change default settings.
Qt UI: fix of last widget closing in multitabbar mode
(fix after 41b9defe6b46df447249989dcff5329fde581baa)
Qt UI: support for Retina displays in Mac OS X