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