Add API methods to get now time
Add NowApiStub test helper class
Merge pull request #87 from magicant/feature/nowapi

Add API methods to get now time
Add comparison operators == and < for Variant
Add contains and find helper functions for containers
Add Trigger type alias and component types
Add Proactor abstract class
Add FileDescriptorSetFake test helper class
Add OpenFileDescriptionFake test helper class with empty implementation
Add OpenFileDescriptionCollection test helper class
Add PselectApiStub test helper class
WIP: Add Awaiter abstract class and its implementation