removed or added comments to models.py
removed app/lib which included email_sender and other unused files
removed unnecessary WTForms like NewReply()
removed DeletePosts WTForm
lots of commenting in views.py
many more comments to explain code!
removed team/user_tag_info from /newtag. no longer needed
removed unused code from add_tag()
commenting through views.py
login_required for sign_s3_upload
remove GET as method for /deletetag
added back
extract error handling emails