explain how to add git-cl to PATH (issue 5503093)

[janek . lilypond]

Reviewers: ,

Description:
explain how to add git-cl to PATH

i know modifying PATH is basic knowledge,
but i'm windows man and figuring this out
took me 15 minutes... too long.

Please review this at http://codereview.appspot.com/5503093/

Affected files:
  M Documentation/contributor/source-code.itexi


Index: Documentation/contributor/source-code.itexi
diff --git a/Documentation/contributor/source-code.itexi  
b/Documentation/contributor/source-code.itexi
index  
3f964f93a41f65b321b586feedab8e9962adf2b6..449e8c83fe4b24eead0b7297463c02d2c4a7be51  
100644
--- a/Documentation/contributor/source-code.itexi
+++ b/Documentation/contributor/source-code.itexi
@@ -913,10 +913,12 @@ git clone git://github.com/gperciva/git-cl.git
 @end example

 @item
-Add the @file{git-cl/} directory to your PATH, or create a
-symbolic link to the @command{git-cl} and @command{upload.py}
-scripts in one of your PATH directories (such as
address@hidden/bin}).
+Add the @file{git-cl/} directory to your PATH (add line
address@hidden/type-here-directory-containing-git-cl:"${PATH}"}
+at the end of a hidden file @file{.bashrc} in your home directory),
+or create a symbolic link to the @command{git-cl}
+and @command{upload.py} scripts in one of your PATH
+directories (such as @file{$HOME/bin}).

 @end enumerate