Merge pull request #7 from StephaneRob/master

add plan and edit plan features
fix: install and test
new command to delete customer on the processor service and improve name of import log command
 Change models Plan
Merge branch 'master' of github.com:fortylines/saas_framework
full implementation of frictionless registration
cleaning up
fix registration and permission checks
works both with dws and as standalone
srcDir conditionally set in prefix.mk
fix currency tag issue
fix: use python interpreter associated with virtualenv
Merge branch 'master' of github.com:fortylines/saas_framework
add subscriptions field to organization model
activation email with redirect_to url
Fix Stat metrics issue
Merge branch 'master' of github.com:djaodjin/saas_framework
pass request to auth_logout
pass redirect_to along through the account activation
add subscriptions to south migration