Merge pull request #55 from nierajsingh/master

Changes to staging log test to make it more robust by trying to fetch
Merge pull request #57 from nierajsingh/master

Implemented parsing of Cloud Foundry error code, as well as two
Support for finding an application by Guid.
Re-enabling tests
Log start of each test in attempt to resolve Travis failures
Have Travis output report on stdout
Merge pull request #58 from youngm/findByAppGuid

Support for finding an application by Guid.