Allow to not change cache version on prod and int
Merge pull request #1708 from geoadmin/gjn_dont_update_version

Allow to not change cache version on prod and int
Invert styles priority in print
Merge pull request #1710 from geoadmin/fix_print

Invert styles priority in print
Merge pull request #1707 from geoadmin/fix_abort

Ignore  requests aborted
Use  interceptor and jquery events to catch status of requests
Active appcache only in prod mode