Merge pull request #212 from sunyc/master

New codebase orgnaztion
set boot_time on startup
move #define that prevented clients from receiving messages in certain configurations
fix make_options_def.py for build environments where python defaults to python 3.0
Merge pull request #213 from stavros-swmud/next-3.0

minor bugfixes after code reorganization
Fix make_options_def to make it work under python3.