Replace template description for top level completion menu (zsh).
diff --git a/git-flow-completion.zsh b/git-flow-completion.zsh
index 0ca99bb..8607b5f 100644
--- a/git-flow-completion.zsh
+++ b/git-flow-completion.zsh
@@ -341,4 +341,4 @@
 	return 0
 }
 
-zstyle ':completion:*:*:git:*' user-commands flow:'description for foo'
+zstyle ':completion:*:*:git:*' user-commands flow:'provide high-level repository operations'