removes extra non required sql statements in products index page

- unused queary to load all repositories
- n+1 queries to count repos per product.
Merge pull request #27 from ohadlevy/counter-sql

removes extra non required sql statements in products index page
release 0.1
newer version of runcible broke api, pinning for now
moves all files to concerns to align with rails 4 convension.

* this also now allows code reload, instead of requireing to restart foreman each time
* left pulp connection handling, as that needs a seperate PR
move pulp config loader from to a class

Using it as a class instance breaks both intial migrations and does not
take into account changes in settings
Merge pull request #31 from ohadlevy/concerns

moves all files to concerns to align with rails 4 convension.