Merge pull request #9 from niravpatel2008/nirav

backend change
login
Merge pull request #10 from niravpatel2008/aniket

login
edit profile
Merge pull request #11 from niravpatel2008/aniket

edit profile
new changes
coupon start
Merge pull request #12 from niravpatel2008/aniket

new changes
Merge pull request #13 from niravpatel2008/sanjay

coupon start
coupon code
Merge branch 'master' of https://github.com/niravpatel2008/scaling-meme-stamp into sanjay
cupon and transaction
Merge pull request #14 from niravpatel2008/sanjay

Sanjay
check duplicate user and manage Recharge API responce
Merge pull request #15 from niravpatel2008/sanjay

check duplicate user and manage Recharge API responce
Coupon module