Merge pull request #2792 from Benglin/RC0.7.3_master

Cross merging code changes into release branches
Merge pull request #2798 from DynamoDS/master

Cross merge pull request #2794
Merge branch 'RC0.7.3_master' of https://github.com/DynamoDS/Dynamo into RC0.7.3_master
Change the version info to 0.7.3

- Setup the RC branch for 0.7.3
VersionInfo for DynamoCore

- Setup version info for DynamoCore project to be driven by
AssemblySharedInfo
- Setup dependencies of all projects on AssemblyInfoGenerator project.
Merge branch 'RC0.7.3_master' of https://github.com/DynamoDS/Dynamo into RC0.7.3_master