Make the git wrapper a little bit more newbie friendly, when called on its own or with the -h flag will return a list of the commands available

---
commit 2ad499f75f0982953e43904085bd1b48dd821c4d
tree f137c4f3f5ee027b8b4d25a0434929e12eb7c51c
parent de4971b50076b5ef901c2ae0bbee9dd2c14f06ea
parent de4971b50076b5ef901c2ae0bbee9dd2c14f06ea
author James Purser <purserj@k-sit.com> Wed, 15 Jun 2005 07:43:20
committer James Purser <purserj@k-sit.com> Wed, 15 Jun 2005 07:43:20

 git |   58 +++++++++++++++++++++++++++++++++++++++++++++++++++++++---
 1 files changed, 55 insertions(+), 3 deletions(-)

diff --git a/git b/git
--- a/git
+++ b/git
@@ -1,4 +1,56 @@
 #!/bin/sh
-cmd="git-$1-script"
-shift
-exec $cmd "$@"
+
+case "$1" in
+-h|"")
+	echo "Useage: git <subcommand> [<param 1>, <param 2> ...]"
+	echo "Available commands are:
+
+git apply-patch <patch file>
+
+	Applies patch file to local files
+	
+git commit <file 1> <file 2> ...
+
+	Commits local changes to the cache. Before running this script you will need to run git-update-cache on the files you wish to commit.
+
+	Will accept wildcards ie git commit git-*-scripts
+
+git cvsimport [-v] [-z fuzz] <cvsroot> <module>
+	
+	CVS to Git import tool. Relies on the cvsps package at least 2.1
+	
+	-v Verbose output
+	-z 
+	<cvsroot> Path to CVS Repository
+	<module> Module you want to import into git
+
+git deltafy:
+
+git diff [<File 1>, <File 2>, ...]
+
+	Diffs between the git cache and specified files. If no files are specified then creates a Diff between contents of the cache and all current files.
+
+git fetch:
+
+git log:
+
+git merge-one-file:
+
+git prune:
+
+git pull:
+
+git status:
+
+git tag:
+"
+	exit 0 ;;
+esac
+
+cmd="git-$1-script";
+shift;
+exec $cmd "$@";
+git -h
+exit 1
+
+