Update OOjs UI to v0.1.0-pre (7922a50558)

New changes:
491d279 Change document order of tools and actions to fix floating
25840d5 Add lang and dir attributes to the accelerator element
8a87ddf build: Update various devDependencies to latest
b0de093 Fixed RuboCop Style/AndOr offense
577ed71 Fixed RuboCop Style/AsciiComments offense
565251b Fixed RuboCop Style/EmptyLineBetweenDefs offence
328710e Fixed RuboCop Style/EmptyLines offense
f2a1811 Fixed RuboCop Style/NegatedIf offense
51e041a Fixed RuboCop Style/SignalException offense
6b3bc5c Fixed RuboCop Style/SpaceAroundEqualsInParameterDefault offense
9224811 Fixed RuboCop Style/NilComparison offense
6ff2b19 Fixed RuboCop Style/SpaceAfterComma offense
22c86e2 Fixed RuboCop Style/TrailingBlankLines offense
33fc646 Consistently use @return annotation
709546c Localisation updates from https://translatewiki.net.
6e6dfae build: Clean up fileExists config

Change-Id: I528111c92b89e0302d679ed817a98671035cd8aa