Branch for 2nd try at V2 removal

SVN-Revision: 77497
Delete boost/filesystem/*.hpp

SVN-Revision: 77498
Move boost/filesystem/v3/*.hpp to boost/filesystem

SVN-Revision: 77499
Abandoned when it became obvious that removing filesystem V2 from trunk (as a series of three commits) was much easier and safer wrt history than pursuing a single commit solution.

SVN-Revision: 77584