Update to the Load algorithm to allow running solely to discover the concrete loader type. Also updated workspace property to respect the optional flag in other cirumstances. Re #2329

Load() now has an extra optional property, the entry number to load in a multi-period file. Currently only ISIS Nexus files support this re #2209

Rename Framework code directory to just that. Also delete Main and VS & Eclipse project file. Re #1881.

re #1538 - Refactored generic load algorithm.Implemented quick file check and file check in all load algorithms.

re#1289 - group name is removed from workspace group vector in the Workspacegroup class and changed algorithms which uses group vectors and iterates over it.
After installing visual studio 2010, unit testing is not working for all categories of algorithms on my machine, some of the unit tests may break after this check-in.

Bumped FileProperty up to API so that it can take advantage of the new FileFinder. Code has just been moved here, not reimplemented yet. Re #1398