AstBuilder: create DesignScript AST for Dynamo graph
Generate 64bit image for DynamoSandbox
Code refactoring to follow naming convention
Generating AST node for DoubleInput
Generating AST nodes for add/sub/mul/div nodes
Build partial function for all kinds of binary expressions
Implement CompileToAstNodeInternal() for more nodes
Generate AST nodes for some math functions
Remove AstBuilder.BuildFunctionDotCall
Update DesignScript libraries
1. Refactored "CustomNodeManager.GetDefinitionFromPath" and "DynamoModel.OpenWorkspace" methods.
2. Added "Dynamo.Nodes.Utilities.PreprocessTypeName" method to preprocess type names coming from older DYN files.
3. Added "Dynamo.Nodes.Utilities.ResolveType" method to help resolving type given its fully qualified name.
4. Added 15 test cases to fully test these two new utility methods.
5. Added "UtilitiesTest.cs" file to "DynamoCoreTests.csproj" project.
Code clean up and adding comments for AstBuilder
Code clen up for NodeModel
1. Removed Dynamo.2012.sln, UndoRedoRecorder.cs and FScheme.2012.fsproj (not meant to be pulled)
2. Rolled back relevant references (in CSPROJ) to the above files
Merge remote-tracking branch 'upstream/master' into refactor_ws
Cleanup of CoreTests to use duplicated from DymanoUnitTest
Merge remote-tracking branch 'upstream/master'
Added "Dynamo.2012.sln" and "FScheme.2012.fsproj" for VS2012 users
Merge pull request #417 from Benglin/master

Added "Dynamo.2012.sln" and "FScheme.2012.fsproj" for VS2012 users
Manual fix up of DynamoCore CSProj