Merge pull request #2 from nihaopaul/master

email duplicate notification
LGTM, thanks
Merge pull request #3 from nihaopaul/master

updated QRCODE with design
LGTM, great help! thanks
Merge pull request #4 from nihaopaul/master

added in the role selector for member, staffmember, stakeholder or founder.
LGTM
updated angular to 1.0.7
changes i've made