fixed string path to cloud ctrl path
removed mocking and call actual ctrl class + tests
mock tests with real values
fix region parsing logic
do not run all tests by default, let user specify them
added integration tests
Adding 'list_sizes' function and related integration test.
Merge branch 'dev' into gns-10
Merge pull request #7 from planctechnologies/gns-10

Gns 10
fix GNS-75 (do not close preferences on errors) + tests
store resources type into project files
added dialog for choosing local/cloud resources
fixed bug in topology clear() method
ask users which kind of resources to use for current project
Merge branch 'gns-28' of github.com:planctechnologies/gns3-gui into dev
Merge branch 'gns-75' of github.com:planctechnologies/gns3-gui into dev
Grammar change.
Merge pull request #51 from planctechnologies/master

Cloud/Local dialog on new project, and instance types API method