dev-python/PythonQt: python3_7, EAPI 7, fix revdep, tests

1. add github reference in metadata
2. move to EAPI 7
3. add python3_7
4. add tests
5. add missed app-arch/unzip
6. don't build tests and examples
7. remove webkit USE flag

Closes: https://bugs.gentoo.org/708700
Package-Manager: Portage-2.3.84, Repoman-2.3.20
Signed-off-by: Vladimir Pavljuchenkov <spiderx@spiderx.dp.ua>
Closes: https://github.com/gentoo/gentoo/pull/14680
Signed-off-by: Andreas Sturmlechner <asturm@gentoo.org>

dev-python/PythonQt/metadata.xml

@@ -9,18 +9,18 @@
 		<email>proxy-maint@gentoo.org</email>
 		<name>Proxy Maintainers</name>
 	</maintainer>
-	<longdescription>
-PythonQt is a dynamic Python binding for the Qt framework.
-It offers an easy way to embed the Python scripting language into your C++ Qt applications.
-The focus of PythonQt is on embedding Python into an existing C++ application,
-not on writing the whole application completely in Python.
+	<longdescription lang="en">
+	PythonQt is a dynamic Python binding for the Qt framework.
+	It offers an easy way to embed the Python scripting language into
+	your C++ Qt applications. The focus of PythonQt is on embedding Python
+	into an existing C++ application, not on writing the whole application
+	completely in Python.
 	</longdescription>
 	<use>
 		<flag name="extensions">Install extensions</flag>
 	</use>
 	<upstream>
-		<changelog>https://sourceforge.net/p/pythonqt/news/</changelog>
-		<doc>http://pythonqt.sourceforge.net/index.html</doc>
+		<remote-id type="github">MeVisLab/pythonqt</remote-id>
 		<remote-id type="sourceforge">pythonqt</remote-id>
 	</upstream>
 </pkgmetadata>