Styling fix, Date time / Currency format passed, new release

- Removes ``col-md-12`` from table wrapper
- Adds ``bower install rb-table`` to read me for setup
- Bumps release ready for ``v.0.1.1``
- Adds ``.travis.yml`` & ``karma-ci.conf.js`` to ignore list for bower as unneeded
- Amends the date time cell renderer to be a human readable (Eng) date
- Closes #5
  - Allows currency symbol to be passed to cell-renderer (Default $)
  - Date Time format (using Angular's date filter) to be passed to the cell-renderer (Default dd/MM/yyyy HH:mm)