Update git submodules
- Update extensions/Cite from branch 'REL1_40' to 83454fa047ccad0e70307bec00ee0cd464ab43df
- Localisation updates from https://translatewiki.net.
Change-Id: I4205e82d9ef71edd730c3224e4daa73099eb26af
- Localisation updates from https://translatewiki.net.