Fix redirection after feed refresh

Fix https://github.com/FreshRSS/FreshRSS/issues/716
Update CHANGELOG
Merge branch 'dev' into 334-new-i18n
Fix i18n for header and aside_configure
Fix i18n for aside_feed
Fix i18n for aside_stats
Fix i18n for aside subscription
Fix i18n for nav menu
Verbose for unvalid key format
Fix i18n for logs, pagination and javascript vars

Logs first to avoid annoying message when refreshing log page
Fix i18n for normal view
Fix i18n for index Controller

Fix strings for:

- about page
- rss and reader views
- fix title of global view
Update i18n for statistics
Fix i18n for subscription pages
Fix i18n for import/export
Fix i18n for auth and category controllers
Fix i18n for conf, entry, error, feed Controllers
Fix i18n for update and user controllers
Fix french i18n for auth and configure views
Fix french i18n for last views