Bump app version to 6.0, to reflect large amount of changes

	<name>RainLoop</name>

	<summary>RainLoop Webmail</summary>

	<description>Simple, modern and fast web-based email client. After enabling in Nextcloud, go to Nextcloud admin panel, "Additionnal settings" and you will see a "Rainloop webmail" section. There, click on the link to go to the Rainloop admin panel. The default user/password is admin/12345. This version is based on Rainloop 1.12.1 (2018-09-10).</description>

	<version>5.1.1</version>

	<version>6.0</version>

	<licence>AGPLv3</licence>

	<author>RainLoop Team and Nextgen-Networks (based on initial work for Netcloud of Pierre-Alain Bandinelli)</author>

	<require>6.0</require>

5.1.1

 No newline at end of file

6.0