[web] docs: development: add instructions for staging trees

[LEDE Commits]

blogic pushed a commit to web.git, branch master:
https://git.lede-project.org/?p=web.git;a=commitdiff;h=c175b542a23487a1415377ce5afe4be750fabadd

commit c175b542a23487a1415377ce5afe4be750fabadd
Author: Daniel Golle <daniel at makrotopia.org>
AuthorDate: Tue Jul 26 11:20:31 2016 +0200

    docs: development: add instructions for staging trees
    
    Signed-off-by: Daniel Golle <daniel at makrotopia.org>
    Acked-by: Jo-Philipp Wich <jo at mein.io>
---
 development.txt | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/development.txt b/development.txt
index 3a60000..e4fb09b 100644
--- a/development.txt
+++ b/development.txt
@@ -69,6 +69,15 @@ All patches need to be sent in a format that they are listed in https://patchwor
 If the patch does not get listed in patchwork then it won't get processed.
 
 
+=== Staging Trees
+
+To create yourself a staging tree on git.lede-project.org:
+----
+ssh git at git.lede-project.org "create lede/yournick/staging"
+ssh git at git.lede-project.org "desc lede/yournick/staging Staging tree of Your Name"
+----
+
+
 === Reporting Bugs
 
 . Please report your bugs using our https://bugs.lede-project.org/[issue tracker]