fix last week
Merge branch 'develop' of https://github.com/moment/moment into develop

* 'develop' of https://github.com/moment/moment:
fix ordinal
add ordinal test
Fixed suffix relative time for Russian

When requesting a relative time with a suffix for Russian correct form is: "31 минуту назад" and "через 31 минуту"
tests
fix
fixes #1601
fixes #1601
Merge pull request #1596 from ozon1234/develop

Fixed suffix relative time for Russian

@changelog
@section bugfix
@description Fix relative time in Russian for 31 minutes.
Merge pull request #1546 from kruyvanna/develop

Khmer: Fix Last Week and Ordinal

@changelog
@section bugfix
@description Updated khmer language last week and put no-suffix ordinals
Merge pull request #1602 from dittodhole/develop

Fixes for German translation according to DIN 5008

@changelog
@section bugfix