started writing launch config tests
included a few config properties
Added launch config tests
Added tests for launch config, scenarios for policies and unskipped 322, 302
Fixed lint errors and added policy test files
removed instance variables from behaviours
removing them for real
updates from review
few updates from review
fixed partial update launch config test
fixed partial update launch config test
fix launch update test
Merge pull request #214 from rackerlabs/Launch_config_tests

Launch config tests