Reworked version selection, fix #18

case of skipping URL generation when nextcloud_get_latest not changed to false while using nextcloud_version_channel to "prereleases"

 Added more examples for version choices
Changed some cases with new version variables
case 3 improved
[ci skip]

& replaced nextcloud_archive_url by nextcloud_full_url

added support for tar.bz2 format

major version set to 10 - still latest.

[ci skip]

[ci skip]

[ci skip]

fix #19, fix #22

Make travis test rolename agnostic.

This is so that the test works for users that have renamed the role.
Add verbose output.

ansible_become_method is not defined when sudo is available.

Prefixing variables names to avoid potential conflict with another role's variables.

- Allow Nextcloud on non TLS webserver (Apache2 and Nginx)
- Add option to enable HSTS.

Reload apache server after a configuration update.
Fix apache aliases and remove redundant if conditional.
This is mainly used when the Nextcloud instance is behind a proxy and doesn't require an own TLS setup.

This is mainly used when the Nextcloud instance is behind a proxy and doesn't require an own TLS setup.

Fix occ command

Allow skipping of web and tls certificates installation.