default to 'v2' API, updated logging to show priority
KNIFE-182 merge
KNIFE-281: update knife to pass knife's https_proxy and http_proxy setting onto fog; added the ability to specify ssl_verify_peer
Initial tests for flavor list.  V1 and V2.
Merge branch 'KNIFE-281' of git://github.com/rackerlabs/knife-rackspace into test_runner
Merge pull request #44 from rackerlabs/KNIFE-281

KNIFE-281 Fog Proxy Support
Image list tests, plus filtering some more transient data.
KNIFE-282: Add the ability to inject files on server creation
fixing merge
KNIFE-282: fixing formatting
Server management (create/list/delete) test
Updated VCR placeholders to be more URL friendly
Merge branch 'master' of git://github.com/opscode/knife-rackspace into test_runner
Refactor to share tests
Ready for Travis
Default rake task runs once with cassettes, once without
Switching placeholders from {...} to [...] to try to avoid invalid URIs
Continuing the quest for a placeholder that consistently passes URI validation.  Not sure why the invalid URI error is not consistent across all systems.
Don't require pry-debugger, it isn't ruby 1.8.7 friendly.
Secure travis variables for rackspace tenant info (not automatically detected)