refactoring for a concert master launcher and fix old legacy tutorials.
Merge pull request #59 from robotics-in-concert/update_old

A master launcher and update legacy tutorials
refactoring, we use '_''s by convention in rocon, also pep8.
terminal titles for solution concert.
deprecate the old platform info message.
Merge pull request #62 from robotics-in-concert/platform_info

Deprecate the old platform info message.
Merge branch 'hydro-devel' into enble_fix