Make Schema default constructors produce consistent, non-crashy values.  This improves the dynamic interface's robustness, particularly when exceptions are disabled.
Associate 'Capability' type with null interface schema.
Tweak RPC protocol.
RPC protocol implementation WIP.
TaskSet manages executing promises for 'daemon' operations.
More RPC protocol WIP.
More RPC protocol WIP.
More RPC protocol WIP.
More RPC protocol WIP.
First tests of RPC protocol implementation.
Update Makefile.am for RPC.
Work around spurrious GCC 4.7 warning, and split RPC code into separate library.
Update test config.
Merge branch 'master' of https://github.com/kentonv/capnproto