Handle exceptions without a stacktrace. Update test program.
Standardize method names

Replaces CaptureEvent with CaptureException and adds CaptureMessage.

(Cherry-picked from https://github.com/striglone/raven-csharp/commit/81dcd79f0f1cab5ab04d9a64dbc8f43d37526273)
Add very basic readme
Formatting in readme
Add basic Travis-CI file
Update ignore patterns
Remove build artifacts
Correct commented out TimeStamp and Level properties
Add make test
General refactoring to better support tags and captureMessage/captureException extensions
Change tags to dictionary
Remove .DS_Store
Remove StackTrace if there are no frames
Store Module and Filename more correctly in ExceptionFrame
More improvements to data captured from stacktrace
Add platform to JSON packet
Expand on usage
HTTP Authentication

added option for HTTP Authentication