plantuml: Update to version 1.2019.5

Patch build.xml to use Java 1.7, the minimum supported by Xcode 10.2.

java/plantuml/Portfile

@@ -3,12 +3,11 @@
 PortSystem              1.0
 PortGroup               github 1.0
 
-github.setup            plantuml plantuml 1.2019.4 v
+github.setup            plantuml plantuml 1.2019.5 v
 revision                0
-checksums               rmd160  6b0307ee873a225ab3c6efe000e2d834cb3f1c45 \
-                        sha256  b73766f4e8822f2102e610a1bf04f1ab9a067a38d970008906bd834edd3036d5 \
-                        size    4518354
-
+checksums               rmd160  e445753febc26a65c3729657ff22b19070b40240 \
+                        sha256  197f53c62117f67339f7a9add046db9cffd5849a8f1893f9735cad4ffd3c9a24 \
+                        size    4534446
 categories              java editors
 platforms               darwin
 supported_archs         noarch
@@ -21,6 +20,8 @@ long_description        ${description}
 
 homepage                http://plantuml.com/
 
+patchfiles              patch-build.xml.diff
+
 depends_build           bin:ant:apache-ant
 depends_lib             bin:java:kaffe
 

java/plantuml/files/patch-build.xml.diff

@@ -0,0 +1,11 @@
+--- build.xml~	2019-04-24 18:14:21.000000000 -0400
++++ build.xml	2019-04-24 18:15:02.000000000 -0400
+@@ -20,7 +20,7 @@
+ 	<target name="compile">
+ 		<delete dir="build" />
+ 		<mkdir dir="build" />
+-		<javac target="1.6" srcdir="src" destdir="build" debug="on" />
++		<javac target="1.7" srcdir="src" destdir="build" debug="on" />
+ 		<copy file="src/net/sourceforge/plantuml/version/logo.png"
+ 			todir="build/net/sourceforge/plantuml/version" />
+ 		<copy file="src/net/sourceforge/plantuml/version/favicon.png"