fix selenium bug on heroku
add fb share button
Added iter3 framework for adding custom product
Merge branch 'iter3' of
https://github.com/CS169-Virtual-Fitting-Room/VirtualFittingRoom.git
into iter3

Conflicts:
	db.sqlite3
Reset db
add addcustompage and corresponding changes in urls and productViews.py
changes fix
First iter 3 implementation to ImageRW and dataBaseModel
Implemented transparency conversion
Merge branch 'iter2' into iter3
Updated requirements
Added more tests and implementation
Added product adding/previewing response
Added tests for custom product (backend)
modify add item page and css
Merge branch 'iter3' of https://github.com/CS169-Virtual-Fitting-Room/VirtualFittingRoom into iter3
add name to different fields
finished social feature
Changed image saver to gurantee unique file name
Merge branch 'iter3' of https://github.com/CS169-Virtual-Fitting-Room/VirtualFittingRoom into iter3