Removes duplicate <dependencies/> element and adds necessary <namespace/> element.

	<version>6.1.0</version>

	<licence>agpl</licence>

	<author>RainLoop Team, Nextgen-Networks, Tab Fitts, Pierre-Alain Bandinelli</author>

	<dependencies>

    <php min-version="5.4" />

		<owncloud min-version="6" max-version="9.2" />

		<nextcloud min-version="14" max-version="19" />

  </dependencies>

    <namespace>RainLoop</namespace>

	<documentation>

		<user>https://github.com/pierre-alain-b/rainloop-nextcloud/blob/master/README.md</user>

		<website>https://www.rainloop.net/</website>