keep French l10n up to date
Merge pull request #835 from ZogStriP/keep-french-l10n-up-to-date

keep French l10n up to date
gemfile cleanup, move git to https for better compat.
UI still a tad rough, but we have a first pass of secure categories
cs translation update
FIX: pinned topic excerpt is not properly truncated
Merge pull request #837 from ZogStriP/fix-pinned-topic-excerpt-is-not-properly-truncated

FIX: pinned topic excerpt is not properly truncated
FIX: user education displays [object Object]
Merge pull request #838 from ZogStriP/fix-user-education-displays-object-ojects

FIX: user education displays [object Object]
Merge pull request #836 from kubabrecka/cs_update44

cs translation update