Fixed noted bug in Comment 3 in issue 149. Refactored async callback classes.
Closing branch.
Merged in Issue149
Added scripts to capture method calls/returns in synoptic via dtrace.
Merged with default
Fixed some bugs I noticed after the merge by making a few elements within GRAPH_HANDLER global.
Removed a bug when jumping to the final model (some nodes could be selected, but not all).
Cleaned up code for a much simpler solution.
Closing branch.
Merged in Issue160
Closing branch.
Merged in Issue192
Added set of selected nodes to ModelTab
Added skeleton methods for acquiring paths.  Added button with skeleton handler for getting selected paths.
Started to flesh out method for getting paths through nodes.  Still need to do graph traversal.
Fixed up the wording in some of the comments.
Closing branch.
Merged Issue195 into default.
Added the remaining info for traversing the graph to get the selected paths.  Untested so far
Fixed a small error.  Added debugging code for running a few tests.