Update release date

Remove outdated Yugoslavia flag

Optimization: Store user ID into variable

To avoid calling the same function twice

Fix pH7Software#794, wrong DB name was specified in `addSessionLog()`

Apply PSR-2 coding style & improve readability :)

📅 Update release date for v16 😃

Consistency: Add extra blank line to delimiter the setting sections

Merge branch 'master' of github.com:pH7Software/pH7-Social-Dating-CMS

FIX: Avoid having undefined array offset when cannot reach googleapis

Merge branch 'master' of github.com:pH7Software/pH7-Social-Dating-CMS