work on membership is start on 7_aug
Merge branch 'master' of github.com:vaibhavcisin274/invoice-project into poonam
add progerss bar to membership function and implement gem 'css3-progress-bar-rails' 7_aug
changes in membership
membership changes
Merge pull request #273 from vaibhavcisin274/vaibhav

set estimate amount and status#vaibhav
add currency exchange
remove conflicts
change vendor name
Merge pull request #274 from vaibhavcisin274/anshul

Anshul
change in edit
Merge branch 'master' of github.com:vaibhavcisin274/invoice-project into anshul
Merge pull request #275 from vaibhavcisin274/anshul

Anshul
Merge branch 'master' of github.com:vaibhavcisin274/invoice-project into poonam
invite mail changes complete
user setting changes
membership in myaccount
member ship model
membership module changes
add classic , infinite and free plan to membership module in my account