Update to mousetrap v1.4.5.

This fixes a bug present in Safari that would cause the 'v' hotkey to be
inserted into the address bar when opening an article.
Merge pull request #289 from alexmchale/mousetrap-v1.4.5

Update to mousetrap v1.4.5.
fixed swanson/stringer#281

it's to avoid infinite loop of redirects
created a new single feed action bar with a "Return to Home" button and edited the "Refresh" button to refresh the single feed only instead of going back to /news
modified href to respect the mount point (#288)
removed feed_id instance variable, and corrected indentation in single_feed_action_bar
corrected indentation
Merge pull request #281 from wwwjfy/master

Better error handling of 'fetch_feeds'
Added Arch instructions to VPS.md

* Added list of needed Arch packages
* Added Arch specific instructions 
* Switched to using useradd instead of adduser as it is more distro agnostic (adduser is not
* Instructed users to always use '-l' switch when they 'su'
Fixed Typo
Merge pull request #291 from mickstephenson/patch-1

Added Arch instructions to VPS.md
Merge pull request #290 from jasonngpt/singlefeedactionbar

Created a new single feed action bar
Add a method to load feeds lazily (through DJ) to reduce Heroku costs/runtime
Merge pull request #283 from swanson/experiment-with-workers

Experiment with workers
Add 'f' shortcut to go to feeds page.
update to work on ruby 2.1.0
Sort gemfile entries
Update versions of all except ActiveRecord (due to protected attribute changes)
Updated to ActiveRecord 4
Set ruby version to 2.1.0