app-mobilephone/gammu: Add maintainer

Add maintainer, add USE description.

app-mobilephone/gammu/metadata.xml

@@ -1,11 +1,25 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
-	<!-- maintainer-needed -->
-	<use>
-		<flag name="irda">Enables infrared support</flag>
-	</use>
-	<upstream>
-		<remote-id type="github">gammu/gammu</remote-id>
-	</upstream>
+    <maintainer type="person">
+        <email>[email protected]</email>
+        <name>Victor Kustov</name>
+    </maintainer>
+    <maintainer type="project">
+        <email>[email protected]</email>
+        <name>Proxy Maintainers</name>
+    </maintainer>
+    <use>
+        <flag name="bluetooth">Enables bluetooth support</flag>
+        <flag name="curl">Enables curl support</flag>
+        <flag name="irda">Enables infrared support</flag>
+        <flag name="nls">Enable native language support</flag>
+        <flag name="mysql">Use mysql for data storage</flag>
+        <flag name="odbc">Use ODBC as DB connector</flag>
+        <flag name="postgres">Use PostgreSQL for data storage</flag>
+        <flag name="usb">Enable USB suport</flag>
+    </use>
+    <upstream>
+        <remote-id type="github">gammu/gammu</remote-id>
+    </upstream>
 </pkgmetadata>