s/medata/metadata
fixed vendor URL
Merge pull request #123 from BigBlueHat/patch-2

fixed vendor URL
Merge pull request #122 from BigBlueHat/patch-1

s/medata/metadata
deprecate couchapp
make it more obvious
Allow overriding of login templates

In the couchLogin jquery plugin, the templates must be allowed to be
overridden in applications, as done in the profile plugin.

Signed-off-by: Rohan Jain <crodjer@gmail.com>