Convert README.md to markdown syntax.

README.md

@@ -1,4 +1,5 @@
 # Diffuse
+
 Version 0.4.8
 
 Copyright (C) 2006-2014 Derrick Moser <derrick_moser@yahoo.com>  
@@ -13,23 +14,21 @@ also retrieve revisions of files from Bazaar, CVS, Darcs, Git, Mercurial,
 Monotone, RCS, Subversion, and SVK repositories for comparison and merging.
 
 Some key features of Diffuse:
-- ability to compare and merge an arbitrary number of files side-by-side (n-way merges)
-- line matching can be manually corrected by the user
-- ability to directly edit files
-- syntax highlighting
-- Bazaar, CVS, Darcs, Git, Mercurial, Monotone, RCS, Subversion, and SVK support
-- Unicode support
-- unlimited undo
-- easy keyboard navigation
 
-----
+* Ability to compare and merge an arbitrary number of files side-by-side (n-way
+  merges)
+* Line matching can be manually corrected by the user
+* Ability to directly edit files
+* Syntax highlighting
+* Bazaar, CVS, Darcs, Git, Mercurial, Monotone, RCS, Subversion, and SVK support
+* Unicode support
+* Unlimited undo
+* Easy keyboard navigation
 
-Requirements:
+## Requirements
 
-- Python >= 2.4
-- PyGTK >= 2.10
-
-----
+* Python >= 2.4
+* PyGTK >= 2.10
 
 Diffuse is implemented entirely in Python and should run on any platform with
 Python and PyGTK.  If you need to manually install PyGTK, please be aware its
@@ -42,47 +41,41 @@ The location of the personal preferences, state, and initialisation files have
 changed in the 0.4.1 release.  Old settings may be migrated using the following
 commands:
 
-  $ mkdir -p ~/.config/diffuse
-  $ mv ~/.diffuse/config ~/.config/diffuse/state
-  $ mv ~/.diffuse/* ~/.config/diffuse
-  $ rmdir ~/.diffuse
+    $ mkdir -p ~/.config/diffuse
+    $ mv ~/.diffuse/config ~/.config/diffuse/state
+    $ mv ~/.diffuse/* ~/.config/diffuse
+    $ rmdir ~/.diffuse
 
-The rules for parsing files in ~/.diffuse changed in the 0.3.0 release.
+The rules for parsing files in `~/.diffuse` changed in the 0.3.0 release.
 Non-fatal errors may be reported when parsing old files.  These errors can be
 fixed by removing the offending lines (or the entire file) from
-~/.config/diffuse/diffuserc.
+`~/.config/diffuse/diffuserc`.
 
-----
+## Installing on POSIX systems
 
-Installing on POSIX systems:
-
-Run the 'install.py' script to install Diffuse.  The script accepts several
-options for customising the installation behaviour.  Use the '--help' option
+Run the `install.py` script to install Diffuse.  The script accepts several
+options for customising the installation behaviour.  Use the `--help` option
 to obtain a full listing.
 
-Diffuse can be removed by running the 'install.py' script with the '--remove'
+Diffuse can be removed by running the `install.py` script with the `--remove`
 option.
 
-Specify the '--destdir=' and '--files-only' options for the 'install.py'
+Specify the `--destdir=` and `--files-only` options for the `install.py`
 script when using it to build a platform specific package of Diffuse.
 
-----
+## Installing on Windows
 
-Installing on Windows:
-
-The 'windows-installer' directory contains scripts for building an installable
+The `windows-installer` directory contains scripts for building an installable
 package for Windows that includes all dependencies.
 
 Diffuse can be packaged as a portable application by copying the installation
-directory to a pen drive and creating a front end that sets the XDG_CONFIG_HOME
-and XDG_DATA_DIR environment variables prior to launching Diffuse.  The
-XDG_CONFIG_HOME and XDG_DATA_DIR environment variables indicate where Diffuse
-should store persistent settings (eg. the path to a writable directory on the
-pen drive).
+directory to a pen drive and creating a front end that sets the
+`XDG_CONFIG_HOME` and `XDG_DATA_DIR` environment variables prior to launching
+Diffuse.  The `XDG_CONFIG_HOME` and `XDG_DATA_DIR` environment variables
+indicate where Diffuse should store persistent settings (eg. the path to a
+writable directory on the pen drive).
 
-----
-
-Help Documentation:
+## Help Documentation
 
 Diffuse's help documentation is written in the DocBook format and can be easily
 converted into other formats using XSLT stylesheets.  If the local help