py-rtm: update to 0.4.2

- fix livecheck
- add py-tkinter dependency

python/py-rtm/Portfile

@@ -4,8 +4,8 @@ PortSystem          1.0
 PortGroup           python 1.0
 
 name                py-rtm
-version             0.4.1
-revision            1
+version             0.4.2
+revision            0
 categories-append   devel
 platforms           darwin
 supported_archs     noarch
@@ -20,20 +20,18 @@ master_sites        pypi:p/pyrtm/
 distname            pyrtm-${version}
 use_bzip2           yes
 
-checksums           rmd160 7328c9d118f07fe05b3764d6eb2d7bb5b44728da \
-                    sha256 93daee65367d81163903fd1c3697e85709846686202766a328470458fe1b4ec9
+checksums           rmd160  c986b31ecb498e9db488876ec353a7d2516507b0 \
+                    sha256  b2d701b25ad3f9a1542057f3eb492c5c1d7dbe2b8d1e8f763043dcc14ee1d933 \
+                    size    12347
 
 python.versions     27 34 35 36
 
 if {${name} ne ${subport}} {
   depends_lib-append \
-                    port:py${python.version}-setuptools
-}
+                    port:py${python.version}-setuptools \
+                    port:py${python.version}-tkinter
 
-if {${name} eq ${subport}} {
-  livecheck.type    regex
-  livecheck.url     ${master_sites}
-  livecheck.regex   {pyrtm-(\d+(?:\.\d+)*).tar.bz2}
-} else {
   livecheck.type    none
+} else {
+    livecheck.name  pyrtm
 }