A new tracer event fired when a request is deduplicated: MultiplexerRpcDedupEvent
expectAsync back to expectAsync1 in transforms_test.dart
Adding toString() method to StreamyRpcError
Handling null
Merge pull request #168 from financeCoding/adding_help_args

Adding help and print usage.
Merge pull request #169 from financeCoding/nit_readme_fix

nit readme fix
Merge pull request #172 from zachconrad/master

Adding a toString() method to StreamyRpcException
Merge pull request #167 from yjbanov/trace-dedupe-events

Trace dedupe events
Adding ability to add a git repo as a remote streamy location
set single error message for setting remote and local locations