Small polishing

 - Use application instead of shop: Oscar recommends usage of the better
   name
 - Add missing import for generic template views
Pass admin via uwsgi

It is nice to be consistent with ordinary approach.
Replace tabs for spaces
Fix typo
Run init() before every deploy

init() is modified in the way so it can run before every deploy. It will
ensure there is appropriate folder structure.
Merge pull request #15 from tangentlabs/feature/init-everytime

Run init() before every deploy


FINALLY!!!! 
DD.
Fix issue with creating virtualenv

Because virtualenv folder was created beforehand, virtualenv was not
created.
Run uwsgi under www-data user