Merge pull request #89 from DXist/master

Python: PEP257 and PEP8 fixes.
Fixed eruby f.label snippets
Merge pull request #90 from vuduchild/fix_eruby_f_label_snippets

Eruby: Fixed eruby f.label snippets
Improve html <div> snippet

The "class" attribute is commonly set for <div>s, but the current
snippet definition makes it difficult to create any attributes other
than "id".  Setup that attribute as the id is done, so that either or
both may be easily included.
Merge pull request #91 from aschrab/html_div

html: Improve <div> snippet
Emacs style encoding comment from PEP263
Snippet for encoding comment