Bring bcp up to date with filesystem V3.

svn path=/trunk/tools/bcp/; revision=67486
Modify to use Filesystem V3 correctly.

svn path=/trunk/tools/bcp/; revision=70130
Add some more root files when copying boost.build.

svn path=/trunk/tools/bcp/; revision=73733
Add notes on copying build system.

svn path=/trunk/tools/bcp/; revision=73742
Fix failure to copy Boost.Filesystem source and build script.

svn path=/trunk/tools/bcp/; revision=73878
Fix typo in docs.

svn path=/trunk/tools/bcp/; revision=74140
Fix regular expression scanner to handle Boost.PP macros defined over multiple lines.
Fixes #6211.

svn path=/trunk/tools/bcp/; revision=76136
Silence a few warnings.
Fixes #7007.

svn path=/trunk/tools/bcp/; revision=79153
Apply patch from #7070 to fix namespace renaming.
Fixes #7070.

svn path=/trunk/tools/bcp/; revision=79403
Rebuild bcp docs.

svn path=/trunk/tools/bcp/; revision=81475
Fix up iostream operations to match changed boost.filesystem.
Fixes GCC compiles.
Fixes #7778.

svn path=/trunk/tools/bcp/; revision=81815