[ticket/11358] Fixed the code according to coding guidlines.

Added proper indentation and new line after break in switch
statement.

PHPBB3-11358
[ticket/11358] Removed all trailing white spaces.

Removed all trailing white spaces with new lines.

PHPBB3-11358
Merge branch 'ticket/11358' into develop-olympus

* ticket/11358:
  [ticket/11358] Removed all trailing white spaces.
  [ticket/11358] Fixed the code according to coding guidlines.
[ticket/11493] add check for phpBB Debug in functional tests

PHPBB3-11493
[ticket/11493] add checks for Notice and Warning

PHPBB3-11493
Merge remote-tracking branch 'dhruvgoel92/ticket/11493' into develop-olympus

* dhruvgoel92/ticket/11493:
  [ticket/11493] add checks for Notice and Warning
  [ticket/11493] add check for phpBB Debug in functional tests
[ticket/9975] Translate missing style error message

The error message about missing style data was not
translated

PHPBB3-9975
Merge pull request #1358 from MGaetan89/ticket/9975

[ticket/9975] Translate missing style error message