Satrted writing visitor. #8
tidying #8
build fix #8
More work on visitor for #8

I need to refactor most of the current filter processing to use the visitor methods.
fixed regression with parsing invalid sql.
All Sql Select statement tests passing for new visitor builder. #8

The new ICrmRequestProvider implmentation that uses the visitor pattern is passing all tests for Select statements.

I now need to complete Insert, Update and Delete before it can replace the older (non visitor) implementation
Started on INSERT support for the new visitor builder. #8
More work and refactoring #8
All unit tests passing for Insert Visitor Builder #8
All update unit tests passing for new visitor #8
Support for Delete added all unit tests passing, now just need to refactor. #8
Added comment blocks to new classes #8
Removed some obsolete classes #8
Refactored, and updated nuget package version and dependencies closes #8
Merge pull request #9 from dazinator/develop

Visitor implementations complete. Now using visitor to generate XRM organisation request messages. jehugaleahsa/SQLGeneration#12