Added support for ros-sitl on cmake-2

Fixed Vagrant provisioning

- Added "zip" package needed for build
- Run shell proviosioner as non-privileged (ie. "vagrant") user

Cmake 2 qurt unbreakage

Some subsystems error on frame size without the included patches.

Signed-off-by: Mark Charlebois <charlebm@gmail.com>

Updated DSPAL version.
Fixed missing lib in config.
Fixed heafers for missing timespec definition.

Signed-off-by: Mark Charlebois <charlebm@gmail.com>

Updated to 7.2 Hexagon toolchain

Fixed issuse with stack usage

Signed-off-by: Mark Charlebois <charlebm@gmail.com>

Update uavcan_main.cpp