Back to old ownCloud package

Fix idn encoder
Small fixes

build/owncloud/rainloop-app/INSTALL

@@ -1,19 +1,36 @@
-************************************************************************
-*
-* ownCloud - RainLoop mail plugin
-*
-* @author RainLoop Team
-* @copyright 2014 RainLoop Team
-*
-* https://github.com/RainLoop/rainloop-webmail/
-*
-************************************************************************
-
-INSTALL:
-- Unpack the RainLoop Webmail application package in the apps directory of your OwnCloud instance
-
-CONFIGURATION:
-
-	1) In the Apps > Enable 'RainLoop' plugin
-	2) In the Settings > Personal > Type your mail server email(login) and password (for autologin)
-	3) Enjoy!
+************************************************************************
+*
+* ownCloud - RainLoop Webmail mail plugin
+*
+* @author RainLoop Team
+* @copyright 2014 RainLoop Team
+*
+* https://github.com/RainLoop/rainloop-webmail/tree/master/build/owncloud
+*
+************************************************************************
+
+REQUIREMENTS:
+- Installed and configured RainLoop Webmail
+- ownCloud version 6 or higher
+- Both apps (RainLoop & ownCloud) running on the same domain
+
+
+INSTALL:
+- Unpack the RainLoop Webmail application package in the apps directory of your OwnCloud instance
+
+
+CONFIGURATION:
+
+- RainLoop:
+	1) Open ../_default_/configs/application.ini
+	2) Find:
+
+[labs]
+allow_external_sso = On
+external_sso_key = "super-secret-key"
+
+- ownCloud:
+	1) In the Apps > Enable 'RainLoop' plugin
+	2) In the Settings > Admin > Enter "RainLoop Webmail URL" and "SSO key"
+	3) In the Settings > Personal > Type your mail server email (login) and password
+