Namespace renames

* Removed redundant 'WhiteCore' in the following namespaces
  - WhiteCoreOpenDynamicsEngine >> OpenDynamicsEngine
  - WhiteCoreDotNetEngine >> DotNetEngine
  - Updated relevant configuration files
Correct updates release date

WhiteCore V 0.9.1 release, 1st May 2014
Issue#17 - Load From Remote resources error

As per the OpenSim discussion of the (same?) problem, the additional
option
    <loadFromRemoteSources enabled="true"/>
has been added to the relevant bin/*.exe.config files
Correct  spelling

* Correct some minor spelling mistakes
SQLite updates

* SQLiteDataManager
  - Additional checking to ensure required database files exists before
trying to access

* Updated Community.Csharp.Sqllite dlls' (bin)

Tested Window & Mac - OK
Linux - still work to be done