[#53787189] switch to mysql on production
fix bug in items printing
bug in item coffescript code
[#54014527] fix bug in tagging wikimeta plugin
[#54015359] update sparql gem
[#54015359] update sparql gem
[#54015359] aremove duplicated items in linked words propositions
[#54015359] try to remove cache to make working the completion
[#54015359] fix autocomplete bug and pagination
Merge remote-tracking branch 'upstream/master'