Pacman: Update translations

Convert tabs to spaces
Correct spacing
Convert Market to Play Store

Patchsets 3,4,5:
Leave only translated application names on all languages
Corrections according to inline comments

Patchsets 6,7:
Localized Play Store name

Patchset 8:
Fixes according to comments

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I8af9e4dc09095eb3a93077f1dc1b396bdfc4e31c