Fixed: MAGN-399 [CRASH] when there is a error in graph and user switch between dyn and dyf file.
Fixed: MAGN-350 Info bubbles should not be hit test visible.
Made info bubble not show up in the middle of dragging, connecting process
Merge pull request #631 from SeanNguyen/MAGN-x

Fixed MAGN-350, MAGN-399
Completely removed codes that were made redundant by StateMachine two sprints ago
Removed variables that are not referenced to avoid warnings
Merge pull request #633 from Benglin/MAGN255

Removed dead codes and unreferenced variables
Begin stubbing out ProtoRevit.
Merge branch 'master' of github.com:ikeough/Dynamo
Updates to arduino. Use delimiter instead of new lines.