Accessibility improvements#816

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klues wants to merge 17 commits intoq2a:devfrom

wbt-vienna:accessibility-improvements

Commits on Jan 30, 2019

Treat blob ids as strings due to size limitations
pupi1985
committed

Commits on Jan 31, 2019

Fix negative upvoteCount wrongly displayed
pupi1985
committed

Commits on Feb 1, 2019

Commits on Mar 21, 2019

Limit file input width
svivian
committed

Commits on May 2, 2019

Prevent duplicated vote events
pupi1985
committed

Commits on May 11, 2019

Fire u_delete_before event before deleting a user
pupi1985
committed

Commits on May 7, 2020

1.8.4
svivian
committed

Commits on May 14, 2020

Commits on May 18, 2020