clean up ChangeLog file

ChangeLog

@@ -1,30 +1,46 @@
-23 Aug 2010 3.0
+23 Aug 2010 - 3.0
 	Olivier Matheret added timer functionality
 	several fixes
-28 Mar 2008 2.7
+
+28 Mar 2008 - 2.7
 	-m switch for power status added, some other small additions, experimental support for ids
-03 Mar 2008 2.6
+
+03 Mar 2008 - 2.6
 	msis-pm (single socket) and sis-pm with new device id of 0xfd13 supported. Bugfixes.
+
 03 Dez 2007 - 2.5
 	some (small) bug-fixes
+
 17 Aug 2006 - 2.4
 	added GUI written in Python (see extras directory)
 	included bug fixes from Marius Konitzer.
+
 17 Mar 2006 - 2.3
 	added support for mSIS-PM devices
+
 03 Mar 2006 - 2.2
 	cleaned-up a lot more, added important configure time options
-09 Feb 2006 -   2.1 clean-up
+
+09 Feb 2006 - 2.1
+	clean-up
 	added some doc, cleaned-up autotool files
-05 Feb 2006	-   1.2  integrated web interface
+
+05 Feb 2006 - 1.2
+	integrated web interface
 	including three "skins"
-13 Feb 2005	-   1.1a  supporting multiple usb devices
+
+13 Feb 2005 - 1.1a
+	supporting multiple usb devices
 	fixing naming conventions
 	options on output format
 	added man page
 	prepared for i(18)n
-24 Feb 2005 - 1.1  bugfixes
+
+24 Feb 2005 - 1.1
+	bugfixes
 	Fixed small error in configure script, relaxed dependency for libusb
 	to include version >=0.1.5, added new command line arguments -q and -v
 	added Troubleshooting section
-03 Aug 2004     -   1.0b initial revision, switching of outlets works
+
+03 Aug 2004 - 1.0b
+	initial revision, switching of outlets works