Upgrade path (#59)

* Update deploy profile

pom.xml

@@ -73,12 +73,100 @@
           <artifactId>maven-compiler-plugin</artifactId>
           <version>3.2</version>
           <configuration>
-            <source>1.7</source>
-            <target>1.7</target>
+            <source>1.8</source>
+            <target>1.8</target>
             <encoding>UTF-8</encoding>
           </configuration>
         </plugin>
       </plugins>
     </pluginManagement>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-source-plugin</artifactId>
+        <version>2.2.1</version>
+        <executions>
+          <execution>
+            <id>attach-sources</id>
+            <goals>
+              <goal>jar-no-fork</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-javadoc-plugin</artifactId>
+        <version>2.9.1</version>
+        <executions>
+          <execution>
+            <id>attach-javadocs</id>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+            <configuration>
+              <!--
+              TODO-RS: Java 8 is more strict about some javadoc tags.
+              We'll need to update quite a few to remove this workaround.
+              -->
+              <additionalparam>-Xdoclint:none</additionalparam>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+      <plugin>
+        <groupId>org.sonatype.plugins</groupId>
+        <artifactId>nexus-staging-maven-plugin</artifactId>
+        <version>1.6.7</version>
+        <extensions>true</extensions>
+        <configuration>
+          <serverId>ossrh</serverId>
+          <nexusUrl>https://aws.oss.sonatype.org</nexusUrl>
+          <autoReleaseAfterClose>true</autoReleaseAfterClose>
+        </configuration>
+      </plugin>
+    </plugins>
   </build>
+
+  <profiles>
+    <profile>
+      <id>publishing</id>
+
+      <distributionManagement>
+        <snapshotRepository>
+          <id>ossrh</id>
+          <url>https://oss.sonatype.org/content/repositories/snapshots</url>
+        </snapshotRepository>
+        <repository>
+          <id>ossrh</id>
+          <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
+        </repository>
+      </distributionManagement>
+
+      <build>
+        <plugins>
+          <plugin>
+            <groupId>org.apache.maven.plugins</groupId>
+            <artifactId>maven-gpg-plugin</artifactId>
+            <version>1.6</version>
+            <executions>
+              <execution>
+                <id>sign-artifacts</id>
+                <phase>verify</phase>
+                <goals>
+                  <goal>sign</goal>
+                </goals>
+                <configuration>
+                  <gpgArguments>
+                    <gpgArgument>--pinentry-mode</gpgArgument>
+                    <gpgArgument>loopback</gpgArgument>
+                  </gpgArguments>
+                </configuration>
+              </execution>
+            </executions>
+          </plugin>
+        </plugins>
+      </build>
+    </profile>
+  </profiles>
 </project>