base: NL translations

Change-Id: I12f577f751c23a9dc1837aa4603c12e58aadc558
Core & SystemUI: RU translation

Translations imported from CM10.2 and revised.
Also includes plurals' fix, for a greater justice.

Change-Id: I3d3e52b1bd76b0bb467e6e15b38b5940f6eb6a09
Merge "base: NL translations" into cm-11.0
Merge remote-tracking branch 'cm/cm-11.0' into cm-11.0