Merge branch 'release/1.3'
Update Developing_With_BrightstarDB.rst

Fixed link to Developer Quick Start
fixed typo
Merge pull request #25 from itmeze/develop

fixed typo
Moved unit test suite over to NUnit

Work for issue #26
Started work on support for LINQ IGrouping expressions.
More work on LINQ grouping

Integrated Relinq source code into core BrightstarDB solution to make
debugging easier. Work on grouping is not completed yet though.
Completed port of everything except for use of the Thread class.
Replaced use of Thread class with ThreadPool
Completed replacement of use of Thread class
Revert "More work on LINQ grouping"

This reverts commit db1e611fef7c9d85d7bfc4f31fdc3c52eb1714ce.
Revert "Started work on support for LINQ IGrouping expressions."

This reverts commit b7d46fa62cf075303a490b3452ff6e0503ad59f9.
Moved unit testing over to NUnit

Merged in work done originally in feature/grouping branch for issue #26.
Merge branch 'feature/pcl' into develop
Fixed assumptions made in DataObjectsTests.TestDeleteObjectFromGraph

Fixed because deletion from a context with the default data set will
remove triples from all graphs, not just the update graph as the test
previously assumed.
Fix for issue #27

Deleting an entity by calling DeleteObject() will now also remove the
entity from the properties of any locally tracked entities.
Added platform-specific assemblies and started unit tests
Changed NUnit reference to use a NuGet package
Unit test and fixes for RDF import/export under PCL
Integration tests for ExecuteTransaction and Query

A couple of simple unit tests to ensure that the basic functionality of
ExecuteTransaction and Query methods of IBrightstarService are working
as expected in a Windows Store App environment.