Calling functions by string name isn't allowed in strict mode
fix perms
Avoid warning messages of squid

There were these error messages in /var/webmin/miniserv.error when squid is not installed.

Use of uninitialized value $squid::squid_version in substitution (s///) at ./squid-lib.pl line 20.
Use of uninitialized value $squid::squid_version in numeric ge (>=) at ./squid-lib.pl line 295.
Use of uninitialized value $squid::squid_version in numeric ge (>=) at ./squid-lib.pl line 302.
Use of uninitialized value $squid::squid_version in numeric ge (>=) at ./squid-lib.pl line 307.
Use of uninitialized value $squid::squid_version in numeric ge (>=) at ./squid-lib.pl line 312.
Use of uninitialized value $squid::squid_version in numeric ge (>=) at ./squid-lib.pl line 316.
Fix mis-used of file handles https://sourceforge.net/p/webadmin/bugs/4344/
Fix local disk space skipping of same FS https://sourceforge.net/p/webadmin/bugs/4343/
Merge pull request #120 from yukoba/master

Avoid warning messages of squid
Fix link to user ACL https://sourceforge.net/p/webadmin/bugs/4346/
Merge branch 'master' of git@github.com:webmin/webmin
Fix bad link https://sourceforge.net/p/webadmin/bugs/4348/
Fix double escaping https://sourceforge.net/p/webadmin/bugs/4347/
Allow also-notify to be set globally
Allow multiple users to be added to a group http://virtualmin.com/node/32070
German translation updates from Raymond Vetter
Really fix group creation https://sourceforge.net/p/webadmin/bugs/4344/