Improved the post list and imgs on azure storage

Changed img srcs to use images stored on azure storage.
Improved the diplay of post listings.
Added comments to the post class.

Post list displays the comment count for each post.
Added a real tracking ID for Google analytics.
Improved the image presentation on the post list.

Added a toolbar to the list that will eventually hold some sorting and filtering functionality.
Fixed the layout of the comment count.