Changes since 2.15.92
---------------------
background:
- avoid excess strduping (Kjartan Maraas) (#352252)

keyboard:
- avoid extra key events processing (Matthias Clasen) (#352776)

settings daemon:
- avoid grabbing all keyboard when the key code cannot be retrieved (Andre Klapper) (#170318)

theme-switcher:
- add missing maximize button (Thomas Wood) (#331835)

Translations:
- bg (Alexander Shopov)
- bn_IN (Runa Bhattacharjee)
- el (Kostas Papadimas)
- et (Priit Laes)
- fr (Christophe Merlet)
- hi (Rajesh Ranjan)
- hu (Gabor Kelemen)
- ka (Vladimer Sichinava)
- lt (Gintautas Miliauskas)
- lv (Raivis Dejus)
- mk (Jovan Naumovski)
- ml (Ani Peter)
- mr (Rahul Bhalerao)
- or (Subhransu Behera)
- pt (Duarte Loreto)
- pt_BR (Lucas Rocha)
- ru (Leonid Kanter)
- sv (Daniel Nylander)
- ta (I. Felix)
- th (Theppitak Karoonboonyanan)
- zh_HK (Chao-Hsiung Liao, Abel Cheung)
- zh_TW (Chao-Hsiung Liao, Abel Cheung)