add util function to get user couchapp path. will be useful for custom templates.
add util function to get user couchapp path. will be useful for custom
templates.

diderson/couchapp,h4ki/couchapp,h4ki/couchapp,flimzy/couchapp,dustin/couchapp,diderson/couchapp,h4ki/couchapp,diderson/couchapp,flimzy/couchapp,couchapp/couchapp,diderson/couchapp,benoitc/erica,dustin/couchapp,benoitc/erica,couchapp/couchapp,couchapp/couchapp,h4ki/couchapp,flimzy/couchapp,couchapp/couchapp,flimzy/couchapp,dustin/couchapp