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.
fix typos in error message and comment
Merge pull request #40 from jparyani/master

Add zero arg constructor and `getType` to DynamicValue::Pipeline
Merge pull request #38 from dwrensha/typos

fix typos in error message and comment
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
UnixEventLoop supports polling fds and catching signals.
GCC fixes.
OSX doesn't support sigqueue().