py-qrcode: update to 6.1, add py37

- correct dependency type for py-setuptools
- install files in post-destroot

python/py-qrcode/Portfile

@@ -4,7 +4,8 @@ PortSystem          1.0
 PortGroup           python 1.0
 
 name                py-qrcode
-version             5.3
+version             6.1
+revision            0
 platforms           darwin
 license             BSD
 maintainers         nomaintainer
@@ -16,17 +17,23 @@ homepage            https://github.com/lincolnloop/python-qrcode
 master_sites        pypi:q/qrcode
 distname            qrcode-${version}
 
-checksums           md5     af41b650a3675d0a0366f842de9786b9 \
-                    rmd160  9eedb3894a185ecbb9800cf8d4f7605a2794f2a3 \
-                    sha256  4115ccee832620df16b659d4653568331015c718a754855caf5930805d76924e
+checksums           rmd160  abf05f559e8d64fee4fb4f3e9cc75b5140066473 \
+                    sha256  505253854f607f2abf4d16092c61d4e9d511a3b4392e60bff957a68592b04369 \
+                    size    29363
 
-python.versions     27 36
+python.versions     27 36 37
 
 if {${name} ne ${subport}} {
-    depends_build-append    port:py${python.version}-setuptools
-    depends_lib-append      port:py${python.version}-six
+    depends_lib-append \
+                    port:py${python.version}-setuptools \
+                    port:py${python.version}-six
+
+    post-destroot {
+        set docdir ${prefix}/share/doc/${subport}
+        xinstall -d ${destroot}${docdir}
+        xinstall -m 0644 -W ${worksrcpath} LICENSE README.rst \
+            CHANGES.rst TESTING.rst ${destroot}${docdir}
+    }
 
     livecheck.type      none
-} else {
-    livecheck.type      pypi
 }