rename parameter to sendEndTweet
add support for reading end tweet template from a file
update gitignore with config files
fix indent in public/index.html
add support for updating end tweet template and mentors db

- can update template using a texarea in the controller app.
  user get's notification of result.

- can download mentors file, which has been moved to public dir
suport editing mentors from controller

- change database name from TED to socialsoul
- add script for migrating an existing installation to this setup
- commit mentors.json file that can be used with mongoimport
  as a replacement for the previously committed mentors.txt
- add convenience script for exporting and importing from the mentors
  database
- generate public/mentors.txt when mentors db is updated, so that it
  can be downloaded
- allow add/remove of mentors from controller using autocomplete
make download mentors link unstyled
adding/removing a mentor from the UI will update the people collection as well
fix indenting in storage.js
support mentors file upload
use window.location.hostname instead of hardcoding