Added fb like button to top of blog
Minor edit o layout of user profile
Rake db:mirror_dev_site edited to new dev site
Reinstated voting of posts only by users
Edited routes config and set up a redirect from an old page
Fixed hardcoded links on from page
Fixed issue with voting of users not logged in
Added pdf attachments for healthcare event
Replaced all text '80k' with '80000 Hours'
Changed pdfs for healthcare event for Abbie
Fixed add profile completeness column to etkh_profile migration
Added linkedin gem to gemfile
Added linkedin_info model
Added migration for creating linkedin info table
Added linkedin button to signup options
Fixed error in link for linkedin signin
Added linkin to options for merge account page
User can signup via LinkedIn
Corrected method for getting linkedin email address
Made linkedin_info destroyed when user is destroyed