Initial wrapping of kj/async Promises and EventLoop
Update async a bit
Add handling of DynamicObject
Fix up formatting issues with test_object.py
Fix up async wrappers. Comment out gevent stuff for now
Delete yield_end function since yield was removed upstream
Fix changed API for DynamicObject/ObjectPointer
Add dealloc to DynamicObjectBuilder
Fix setting string fields to support all types of strings
Wrap InterfaceSchema
First working version of capability interfaces
Fix memleak and simplify dynamic client api
Pipelining almost completely wrapped

Waiting on some upstream changes in C++ libcapnp before I can finish
Add ability to pipeline rpc requests
Make test simpler
Fixup exception handling for capabilities
Cleanup exception handling
Add warning when writing the same message more than once
Add `as_builder` method to Struct Reader
Fix build for clang/python3. Also remove -fpermissive