allow BDD to create admin nodes - needed for deployment test

change to BDD tests to create admin nodes
fix node show view

add tests for nodes list and page links
fix import to allow for existing roles

correct import to collect role and node templates
fix escape quote detection
update barclamp import to include role data as prep for testing

allow barclamp.import to run multiple times (as required for tests)
make the roles index page beautiful
Merge pull request #614 from cloudedge/pull-req-master-d21fe52a613b7e9437962ddf30d8ed79e5927d85

https://github.com/crowbar/barclamp-crowbar/pull/614

Merged by devtool for cloudedge