Added missing `bundle install` instructions.

I'm walking through the instructions and noticed that rake will not run unless a `bundle install` is performed so I added it to the instructions.
Added a missing "#" to href for TOS.
Merge pull request #1308 from happycollision/patch-1

Added a missing "#" to href for TOS.
Merge pull request #1303 from djensen47/patch-1

Added missing `bundle install` instructions.