move modules to contrib in 4.0
update metapackages for 4.0
Styles for package selection
new icons for big & medium modules
mail icon modification
Merge pull request #1479 from Zentyal/jcarrion/install-style

Intallation new styles
rename big package icons and move to software
delete unused profile icons
remove profiles
use new styles for package selectors
set versions to 4.0
move monitor and roundcube to contrib
Merge branch 'master' into jacalvo/4.0

Conflicts:
	contrib/webmail/debian/changelog
	main/ca/ChangeLog
	main/ca/debian/changelog
	main/core/ChangeLog
	main/core/debian/changelog
	main/dhcp/ChangeLog
	main/dhcp/debian/changelog
	main/ha/ChangeLog
	main/ha/debian/changelog
	main/mail/ChangeLog
	main/mail/debian/changelog
	main/openchange/ChangeLog
	main/openchange/debian/changelog
	main/printers/ChangeLog
	main/printers/debian/changelog
	main/samba/ChangeLog
	main/samba/debian/changelog
	main/sogo/ChangeLog
	main/sogo/debian/changelog
	main/squid/ChangeLog
	main/squid/debian/changelog
	main/webserver/ChangeLog
	main/webserver/debian/changelog
Merge branch 'master' into jacalvo/4.0

Conflicts:
	main/samba/ChangeLog
Merge pull request #1493 from Zentyal/jacalvo/4.0

Jacalvo/4.0