Merge pull request #9 from karlcow/master

Optimizing add_comment for fail and memory
Some optimizations here and there

Nothing extraordinary. Reduction of codes, a bit of renaming. Not
mandatory to merge. But it helped me to get through the code. :)
fixing typo
Merge pull request #10 from karlcow/optimization

Some optimizations here and there
Merge branch 'master' of git://github.com/webcompat/issue-importer into moz-adapter

Conflicts:
	importer/__init__.py
adding the right constant
Creating module dir for adapters
Shell for converting mozilla bugzilla data
Mozilla Bugzilla Adapter #7 #13