Consolidate all documentation in the Wiki.

This updates the pyodbc site to point to the Wiki.  Fixes #185

README.md

@@ -1,14 +1,17 @@
-
 # pyodbc
 
-pyodbc makes it easy to connect to databases using ODBC.  It implements the DB
-API 2.0 specification, but adds even more convenience.
-
-The library is designed to be stand-alone.  It does not have other dependencies
-and only uses Python's built-in data types.
+pyodbc is an open source Python module that makes accessing ODBC databases simple.  It
+implements the [DB API 2.0](https://www.python.org/dev/peps/pep-0249) specification but is
+packed with even more Pythonic convenience.
 
-To install, use pip or setuptools::
+The easiest way to install is to use pip:
 
     pip install pyodbc
+
+Precompiled binary wheels are provided for most Python versions on Windows and macOS.  On other
+operating systems this will build from source.
+
+[Documentation](https://github.com/mkleehammer/pyodbc/wiki)
+
+[Release Notes](https://github.com/mkleehammer/pyodbc/releases)
 
-[Documentation](http://mkleehammer.github.io/pyodbc)