Amended the vkontakte 'uid' to 'vk_uid'
Merge two user only if they are different
'find_collisions' is not nessesary
Added imports
Removed merge_profiles
Import a merge user function
Corrected an old user checking
Added todos to readme
Added support for Instagram.

Not tested against the live API yet - but works with mock data.
Added missing Instagram options.

Works on live API now.
Version bump
Rewrote .get_next() to only allow the current host
Fixed: #143 #142 #127 #79
Fixed #157 and #145
Version bump
Returning netloc results in a redirect loop
Constructing callbacks might use the request obj
facebook button tag accepts an arbitrary number of context variables and strings that get concatenated to generate the button image source url
openid_form tag accepts an arbitrary number of context variables and strings that get concatenated to generate the button source url
vkontakte display parameter