Corercted galician translations gl.js

- Corrected "Octubro" --> "Outubro"
- Corrected "fai" --> "hai". "fai" is a spanized fail. Correct example: "two days ago" --> "hai dous días" (not "fai dous días")
- Corrected "uns segundo" --> "un segundo" (number agreement)
Update gl.js
Update gl.js

Corrected "un segundo" --> "uns segundos" (a few seconds).
I realised my error in last correction after take a look and correct gl.js in test section.
Merge remote-tracking branches 'DaAira/develop' and 'DaAira/patch-1' into bugfix/gl-lang
Fix lang/gl.js so tests pass
Keep jshint happy
Merge pull request #752 from ichernev/bugfix/gl-lang

Bugfix/gl lang