i: was setting instance variable posts_count
r: wanted to set user.posts_count
a: changed.

Added viewed_threads array.

Added action for contact_us page.
Removed permissions from attr_accessible
serialized :viewed_threads to an array with JSON.
Added link to "contact us" page.
Added route for "contact us."
Rolled back & removed flawed migration.
Migrated viewed_threads.
Removed "permissions" attribute.
Created contact page.