Fixes jitsi-meet-prosody install dirs and jitsi-meet rules.
Adds certificate choices to debconf.
Adds missing templates.
Fixes a typo.
Fixes debconf questions for SSL.
Fixes SSL debconf questions.
Adds check to skip generate certs if they already exists on update.
Removes unused files.
Fixes lintian errors.
Fixes lintian errors, template needs to be updated, remove executable bit from non executable files.
Minor: remove hard-coded array length, simplify.
Fixes errors in postinst.
Fixes errors in postinst, not using our template and error about grep test.
Adds lintian-overrides.