improve packaging metadata; start versioning at 2.0.0

Author: mr-c

pom.xml

@@ -6,7 +6,8 @@
   <packaging>jar</packaging>
   <name>Common Workflow Language SDK</name>
   <description><![CDATA[This project contains Java objects and utilities  auto-generated by <a href="https://github.com/common-workflow-language/schema_salad">Schema Salad</a> for parsing documents corresponding to the https://w3id.org/cwl/cwl# schema.]]></description>
-  <version>1.2.0-SNAPSHOT</version>
+  <version>2.0.0</version>
+  <url>https://www.commonwl.org/</url>
   <properties>
     <commonslang.version>3.19.0</commonslang.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
@@ -18,6 +19,18 @@
       <url>https://www.apache.org/licenses/LICENSE-2.0.txt</url>
     </license>
   </licenses>
+  <developers>
+    <developer>
+      <name>Michael R. Crusoe</name>
+      <email>mrc@commonwl.org</email>
+      <organization>Common Workflow Language, a member project of Software Freedom Conservancy, Inc.</organization>
+    </developer>
+  </developers>
+  <scm>
+    <connection>scm:git:git://github.com/common-workflow-language/cwljava.git</connection>
+    <developerConnection>scm:git:ssh://github.com/common-workflow-language/cwljava.git</developerConnection>
+    <url>https://github.com/common-workflow-language/cwljava/tree/cwl-1.2.0/</url>
+  </scm>
   <build>
     <pluginManagement>
       <plugins>
@@ -51,9 +64,14 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-javadoc-plugin</artifactId>
-        <version>3.12.0</version>
-        <configuration>
-                </configuration>
+	<version>3.12.0</version>
+	<executions><execution><id>attach-javadocs</id><goals><goal>jar</goal></goals></execution></executions>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-source-plugin</artifactId>
+	<version>3.3.1</version>
+	<executions><execution><id>attach-sources</id><goals><goal>jar-no-fork</goal></goals></execution></executions>
       </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>