Initial htaccess
Hide webmail warnings
Roundcube htaccess file is now managed by Zentyal
Roundcube max upload filesize is got from the Mail module

Conflicts:
	main/webmail/src/EBox/WebMail.pm
Default max upload size is 50M (only if unlimited size is set at Mail mod)
Updated changelog
Merge pull request #1080 from Zentyal/mjulian/webmail-maxfileupload-from-mail

Mjulian/webmail maxfileupload from mail