tags: fix for problem with missing javascript

Signed-off-by: Eirini Psallida <eirini.psallida@cern.ch>
1:D400: First line should end with '.', not 'w'
36:D202: No blank lines allowed *after* function docstring, found 1
36:D400: First line should end with '.', not 'd'
36:D205: Blank line missing between one-line summary and description
4: I102 copyright year is outdated, expected 2014 but got 2013