first version of goals as rich objects
built rotation for the goals
add direction to the goal
better scaling of axes
fixed bad serialization to server on run()
use two colors for arrows
removed done TODO note
Merge pull request #6 from etoccalino/arrows

Arrows for the goals
moved to using one object per scene
Merge branch 'hydro-devel' into scene-refactory
fixed bad processing of single object scene in client
start working on db support for scenes
using database scene in planner and socket.