This patch prevents silent failure of the auto-installer.

Original commit message:
Allows wget to work rather than failing silently.  The actual error is
"ERROR: certificate common name `*.github.com' doesn't match requested
host name `github.com'."  Tested on Ubuntu 10.10.  Not tested on
Windows, so I haven't changed that line.
Signed-off-by: Vincent Driessen <vincent@datafox.nl>

README.mdown

@@ -34,7 +34,7 @@ If you're on a Mac and use [MacPorts](http://macports.org/), it's simple:
 Another easy way to install git-flow is using Rick Osborne's excellent git-flow
 installer, which can be run using the following command:
 
-	$ wget -q -O - https://github.com/nvie/gitflow/raw/develop/contrib/gitflow-installer.sh | sudo sh
+	$ wget --no-check-certificate -q -O - https://github.com/nvie/gitflow/raw/develop/contrib/gitflow-installer.sh | sudo sh
 
 ### Windows
 #### Using Cygwin