Instructions for updating libraries manually

Signed-off-by: Vincent Petry <vincent@nextcloud.com>

README.md

@@ -1,6 +1,16 @@
-3rdparty
-========
+# 3rdparty
 
 Some 3rd party libraries that are necessary to run Nextcloud.
 
 [![Dependency Status](https://www.versioneye.com/user/projects/576c043fcd6d510048bab256/badge.svg?style=flat-square)](https://www.versioneye.com/user/projects/576c043fcd6d510048bab256)
+
+## Updating libraries manually
+
+1. Make sure to use the latest version of composer.phar
+2. Edit composer.json and adjust the version of the library to the one to update to
+3. Run `composer update thevendor/thelib` (replace accordingly)
+4. Delete all installed dependencies with `rm -rf ./*/`
+5. Run `composer install --no-dev`
+6. Run `dump-autoload`
+7. Commit all changes onto a new branch
+8. You might need the following command for pushing if used as submodule: `git push git@github.com:nextcloud/3rdparty.git branchname`