Add commentary for the benefit of MELPA

As MELPA extracts it's README from the elisp I've put a minimal
description in.
Merge pull request #2 from stsquad/master

Add a minimal bit of commentary
Quote shell argument in-case spaces in file

Hat tip to @purcell on github who pointed this out when I submitted the
MELPA recipe.
Handle un-committed parts of the page

It looks hackish but at least pops something up. It could be neater I guess.
Merge pull request #3 from stsquad/master

A couple a quick fixes
Use regexp for checking not committed ID

This idea is taken from #4(@percell)
Untabify
Set buffer local variable for using space(not TAB)
Bump up version and add Changes