Update type defintions

removes typedefs from headers

Clang support

v1.7

Updated -O2 lag in Makefile

Add C++ compile guards.

v1.6

Added extern c include guards

Version 1.5

Added minor call to delay payload release, allowing DSTC to optimize memory management.

Version 1.4

Supports loopback traffic (see examples/loopback)
Makefile cleanups.

32 bit clean build. Cross RPi-32 - x86-64 communication works

v1.3

Added O3

Clean installs across the board.

Split internal and external include data into separate files.
make install now does the right thing, setting things up for DSTC and other apps to use the installed version correctly when building.

Numerous bug fixes and performance improvements.

This release is a collection of fixes and improvements that will be used by DSTC v0.6 as a download when it does its build.

Now passes basic tests

Can process several billion signals, including packet loss, without losing any data.
Handles multiple publishers sending data to single subscriber
Handles multiple subscribers receiving data from single publisher.