epic4, epic5: simplify livecheck

irc/epic4/Portfile

@@ -16,7 +16,8 @@ long_description \
     available.
 license          BSD
 
-master_sites     ftp://ftp.epicsol.org/pub/epic/EPIC4-PRODUCTION/
+master_sites     http://ftp.epicsol.org/pub/epic/EPIC4-PRODUCTION/ \
+                 ftp://ftp.epicsol.org/pub/epic/EPIC4-PRODUCTION/
 use_xz           yes
 
 checksums        rmd160 1acfc79fcd5cfaae6e2432d8e2bb1f9d701af916 \
@@ -28,7 +29,3 @@ configure.args   --mandir=${prefix}/share/man
 destroot.destdir IP=${destroot}
 
 depends_lib      path:lib/libssl.dylib:openssl port:ncurses
-
-livecheck.type   regex
-livecheck.url    ${master_sites}
-livecheck.regex  ${name}-(\[0-9\\.\]+)\\.tar

irc/epic5/Portfile

@@ -2,7 +2,7 @@ PortSystem 1.0
 name             epic5
 version          2.1.1
 categories       irc
-maintainers      {toby @tobypeterson}
+maintainers      {toby @tobypeterson} openmaintainer
 description      (E)nhanced (P)rogrammable (I)RC-II (C)lient 5
 homepage         http://www.epicsol.org/
 platforms        darwin
@@ -38,7 +38,3 @@ configure.args   --mandir=${prefix}/share/man \
 destroot.destdir IP=${destroot}
 
 depends_lib      port:libarchive port:ncurses path:lib/libssl.dylib:openssl port:libiconv
-
-livecheck.type   regex
-livecheck.url    [lindex ${master_sites} 0]
-livecheck.regex  ${name}-(\[0-9\\.\]+)\\.tar