Do not duplicate cloud ops when REST call fails
Fixed bug triggered when adding external aliases
dont call beforeFwRestart method if module is not enabled
using dilentRoot in _checkChains to avoid littet the log

Conflicts:
	main/captiveportal/src/EBox/CaptiveDaemon.pm
beforeFwRestart dont does nothing in the first enable

Conflicts:
	main/captiveportal/src/EBox/CaptivePortal.pm
remove blank line
updated changelogs
updated changelogs
Typo fix
Fix wrong class name
Merge pull request #1306 from Zentyal/jag/mail-add-external-alias

Fixed bug triggered when adding external aliases
Webserver depends on Zentyal Mail module
Update changelog
Fixed typo at Changelog
Merge pull request #1320 from Zentyal/scabrero/fix-s4sync

Scabrero/fix s4sync
Merge pull request #1318 from Zentyal/jag/captiveportal-startup-fix-3.2

3.2 Captive portal fixes related with startup
Fixed generated rules for blanket domain deny
Merge pull request #1304 from Zentyal/cperez/dont-duplicate-cloud-ops

Do not duplicate cloud ops when REST call fails
Merge pull request #1324 from Zentyal/mjulian/webmail-depends-mail

Mjulian/webmail depends mail
Merge pull request #1327 from Zentyal/jag/squid-fix-domain-blanket-deny

Fixed generated rules for blanket domain deny