added Gssapi and Plain explicit authentication tests.
fixed up docs projects.
added 1.9 release notes.
Changed 10gen to MongoDB in the nuget files.  Added a build nuspec for our jenkins build feed.  Updated the build script to handle versioning correctly for building from jenkins.
added copyrights and fixed tab-space confusion.
CSHARP-891: added support for canonicalizing hostnames when using GSSAPI.
CSHARP-882 - Used primary read preference for delete, copyto and moveto
CSHARP-882 - Fixed Create, CreateText etc which did not work with Secondary read preference