[brain] added model and migration for Thought.
[brain] added migration to add 'phone' in User.
[brain] adding devise views using 'rails generate devise:views User'
[brain] db:migrate added phone to schema.rb.
[brain] adding phone field to registrations/edit and new erb files for devise
[brain] changing devise view directory
[brain] added phone number to user signup and edit page
Merge branch 'master' into adding_thoughs_and_labels
[brain] made phone col unique.
[brain] added send sms method to twilio_controller.
[brain] added code for label parsing from raw sms body.
[brain] small bug fix in twilio_controller
[brain] small bug fix in twilio_controller
[brain] small bug fix in migration add_phone_column_to_users
[brain] made phone unique. it reflects on the registration view also.
[brain] length validation for phone.
[brain] wip for receive and send sms
[brain] wip
[brain] wip sending/receiving text
[brain] wip fixing string interpolation bug
[brain] saving thoughts
[brain] saving thoughs
[brain] adding model Tag.
[brain] adding one-to-many relationship (has_many/belongs_to) for user->thought and user->tag
[brain] added TagThoughtAssociation
[brain] made has_many :tag/thought to :tags/thoughts
[brain] added index to tag.user_id and thought.user_id
[brain] adding presence=>true in User,Thought,Tag,TagThoughtAssociation for all foreign keys
[brain] changing validates_presence_of to validates presence