Log Message:
Changes in the package, coming from a monotone package I started creating
yesterday w/o having checked for this one:
- Beautify DESCR.
- Take maintainership.
- Handle monotone.info properly.
- Mark the package as C/C++.
- Use boost's toolset.mk to get the compiler name.
- Simplify patches by using CPPFLAGS.
- Add missing dependencies.

While here, update to 0.15:
- overhauled the internal representation of changes.  see README.changesets
  for details.
- fixed bugs in merkle trie synchronization code.
- fixed echoing and progress UI bugs (helps when using in emacs).
- upgraded cryptopp to 5.2.1.
- fixed bug 8715, diff hunk coordinate reporting.
- added figures, new tutorial to manual.
- improve accuracy of log command.
- several build, configure, and linkage fixes.
- some OSX / PPC portability fixes.