Revert "Revert "Removed unnecessary images leftover from skeleton.""

This reverts commit 810c3b71763cdd36bb080c6dc6a9fcd713f0c8de.
Merge branch 'master' of github.com:6kites/bw-restapi
removed reliance on backbone for closing a window after auth
added params hoot suite needs to function
updated backbone
Latest app files.
Added default avatar for non-twitter mentions.
Changed authentication window to popup with size according to BW third party auth.
0.0.1 - Prototype
Merge branch 'feature/fixed-redirect' of https://github.com/6kites/bw-restapi into feature/fixed-redirect
   * you can now tag a mention now.

   * cache categories (using redis) locally before starting any other work

   * Filtering is now possible with until id and since id

   * Mentions json now include categories (only id as of now. working on fetching the names from local cache.)

   * categories and mentions urls changed to /projects/:project_id/brands/:brand_id

   * 10 mts - Luke and his team is unable to reproduce the issue with wrong password authentication in brand watch api domain. Requested Nate to restructure the my mail so that Luke can understand it better.

   * 1.5 hrs - Wrote a script to check whether the newly added tags are displaying along with the mentions. Modified the CSS to display them better.

   * Filter Mentions by Categories (both exclude / include categories.)
checking in gitignore after adding .DS_Store