general translations fixes

(closes #1911)

1: D400 First line should end with '.', not 'l'
1: D205 Blank line missing between one-line summary and description
4: I102 copyright year is outdated, expected 2014 but got 2013
39:1: F999 redefinition of unused 'gettext' from line 38
40:1: F401 'iteritems' imported but unused
46: D400 First line should end with '.', not 'n'
64: D209 Put multi-line docstring closing quotes on separate line
64: D400 First line should end with '.', not 's'
64: D205 Blank line missing between one-line summary and description
64: D208 Docstring is over-indented
82: D209 Put multi-line docstring closing quotes on separate line
82: D400 First line should end with '.', not 'e'
82: D205 Blank line missing between one-line summary and description
82: D208 Docstring is over-indented
97: D400 First line should end with '.', not ','
97: D205 Blank line missing between one-line summary and description
116: D401 First line should be imperative: 'Return', not 'Returns'
116: D400 First line should end with '.', not 's'
116: D205 Blank line missing between one-line summary and description