removed unused code
fetch image for place in timeline if place has an image
add observer to place for imageData and send image request if place has an icon
removed statsLabel and added postImage properties to post cell
added withPhoto boolean to post cell
rearranged layout of post cell to make room for photo if present
added 2 sample images for posts
added placeholder image for posts without an image
adjust layout of subviews and base view based on dimensions of post photo
added two sample photo posts to display in timeline post cells