Undo for Node To Code
N2C Undo (without connections)
Node to Code Command for command framework + Undo Redo fix + TestCases
Comments for the test cases
Added a failing test case "Defect_MAGN_784" along with its companion file
Merge pull request #785 from Benglin/CbnUndoTestCase

Merging the test case in the interest of verify near future fix.
Direct method to avoid forming an Undo action during Load/Save
Undo Redo for input ports of cOdE bLoCkNOde
CBN min size fix
Test Case for MAGN 411
Fix for CBN being created when collapsing preview with additional click.
Merge pull request #781 from ambarish-prakash/CodeBlockNodeDefects

CBN creation inside boundary fix
Merge pull request #783 from ke-yu/ChocoButter

Update a test case
Merge pull request #784 from ambarish-prakash/N2C

Node To Code
Merge pull request #786 from kah-heng/DoubleClickHandling_ChocoButter

Fixed collapsing preview with 1 subsequent click causing CBN to be created
Generate identifier lists AST's for function calls
Merge pull request #787 from junmendoza/ChocoButter

Generate identifier lists AST's for function calls
Fix N2C defect MAGN-787