Merge pull request #161 from bchavez/master

Adding Multi-Index support to IndexCreate, fixes #160
Update release notes for #160
Allow specifying test classes/methods to run on build.sh command line
Allow ordering by a RethinkDB index, fixes #162
Update release notes for issue #162.
Support .Add methods for DateTimeOffset same as DateTime, fixes #158
Update release notes for issue #158
Temporary workaround for issue #169

Need to reproduce this case in a unit test, either with the CLR putting
the type-cast in or with a manual type-cast, and then come up with a
more generic fix here.  Also should apply to the two-parameter lambda
converter.
Proposed correct fix and unit tests for issue #169
Merge pull request #170 from mfenniak/issue_169

Allow no-op casts in expression trees on parameters