Added Location column in image list display
Updated rspec tests for image list
Implemented review comments to update test data for image location
Implemented review comments to format rspec tests to readbable format
Support for adding admin user param for windows VM
(cherry picked from commit 9d6512eaa68e4ddc567d77629daa404ceddc802f)
Tests for winrm user added as compulsory param
(cherry picked from commit 18d165bff658d1c8bc054df28a9eaa6b711f5da1)
Merge pull request #89 from opscode/adamed-oc-9784

OC-9784: knife azure image list should include image location in output