Update README and convert it to Markdown.

README.md

@@ -1,3 +1,5 @@
+# Boost.NumPy
+
 Boost.NumPy is an extension for Boost.Python that adds NumPy support.
 
 It is intended as a replacement for the old numeric support in
@@ -10,33 +12,34 @@ consider it a C++ NumPy API, with the intent of making the NumPy C-API
 available in a form that is safer and more convenient for C++ users
 (and particularly those using Boost.Python, of course).
 
-THIS IS NOT AN OFFICIAL BOOST LIBRARY
+*THIS IS NOT AN OFFICIAL BOOST LIBRARY*
 
 ...we're just calling it Boost.NumPy right now because that clearly
-indicates that it's for Boost.Python and NumPy.  We do intend to
-propose it for inclusion in Boost eventually.
+indicates that it's for Boost.Python and NumPy.  We may
+propose it for inclusion in Boost eventually, but that's not high
+on the priority list for any of the original authors.
 
 
-INSTALLATION
+## INSTALLATION
 
 We have provided three build systems: Boost.Build, SCons, and CMake
 build system.  At the moment, we recommend using SCons or CMake on
 Linux and CMake on Windows.
 
-Building with SCons should be as simple as running "scons" and "scons
-install", but you may need to use the "--with-boost*" options (see
-"scons --help") to specify where to find Boost.  The Python that is
+Building with SCons should be as simple as running `scons` and `scons
+install`, but you may need to use the `--with-boost*` options (see
+`scons --help`) to specify where to find Boost.  The Python that is
 used by SCons will be the one built against. Additionally, the
 SConsChecks submodule must be initialized by git before building
 by running
 
     git submodule update --init
 
-Please see libs/numpy/doc/cmakeBuild.rst for more information on
+Please see `libs/numpy/doc/cmakeBuild.rst` for more information on
 building with CMake.
 
 
-DOCUMENTATION
+## DOCUMENTATION
 
 More documentation on how to use the library can be found in
 libs/numpy/doc, but it may be most useful to start with the
@@ -44,36 +47,34 @@ examples in libs/numpy/examples.  The headers files are also
 well documented and are intended to serve as a reference.
 
 
-ISSUES AND NEW FEATURES
+## ISSUES AND NEW FEATURES
 
 Please create an issue on the GitHub site at:
 
 https://github.com/ndarray/Boost.NumPy/issues
 
+Patches and detailed debugging are greatly appreciated; the authors don't have much time to devote to this project on a regular basis, but we do try to fix critical bugs.
 
-CONTACT
 
-Please send email questions to:
+## CONTACT
 
-ndarray-dev@googlegroups.com
-
-...but I would prefer bug reports and feature requests to go to
+Please post questions, bug reports, and feature requests to
 the GitHub issues list (see above).
 
 
-MULTI-PLATFORM SUPPORT
+## MULTI-PLATFORM SUPPORT
 
 The vast majority of development has happened on Linux/g++, and while
 we have taken some steps to support MacOS/clang, there hasn't been
-much testing.  There has been no testing on Windows, though we have
-no reason to believe anything we've done won't work on Windows.
+much testing.  There has been very little testing on Windows, though there
+has been some work contributed to get it working there.
 
 In short, we'd really love to have some testing on additional platforms,
 especially from people who know their way around SCons, NumPy, or
 Boost.Python.
 
 
-HISTORY/AUTHORS
+## HISTORY/AUTHORS
 
 Boost.NumPy was originally written by Jim Bosch as part of the
 "ndarray" C++ library, then reorganized into a standalone component,
@@ -81,10 +82,10 @@ cleaned up, and documented as part of a Boost-sponsored
 Google Summer of Code by Ankit Daftery, mentored by Stefan Seefeld.
 Philip Miller contributed the CMake build system.
 
-The project is hosted both on the Boost Sandbox:
+An older version of this project is hosted on the Boost Sandbox:
 
 https://svn.boost.org/svn/boost/sandbox/numpy
 
-and on GitHub:
+but the latest version is on GitHub:
 
 https://github.com/ndarray/Boost.NumPy