Bumps support branch to 1.13.10-rc2

Additionally improves .gitignore

Change-Id: I5bebbdced1b0df2a92b244c92d997ef66478ceb5
diff --git a/pom.xml b/pom.xml
index 6b49347..37b4df4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-dependencies</artifactId>
-        <version>1.13.9-rc4</version>
+        <version>1.13.10-rc2</version>
         <relativePath></relativePath>
     </parent>
 
@@ -33,7 +33,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <onos.version>1.13.9-rc4</onos.version>
+        <onos.version>1.13.10-rc2</onos.version>
         <onos.app.name>org.opencord.sadis</onos.app.name>
         <onos.app.category>Utility</onos.app.category>
         <onos.app.title>Subscriber and Access Device Information Service</onos.app.title>
@@ -73,11 +73,23 @@
 
     </dependencies>
 
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-checkstyle-plugin</artifactId>
+                <configuration>
+                    <sourceDirectories>${project.build.sourceDirectory}</sourceDirectories>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+
     <repositories>
         <repository>
             <id>central</id>
             <name>Central Repository</name>
-            <url>http://repo.maven.apache.org/maven2</url>
+            <url>https://repo.maven.apache.org/maven2</url>
             <layout>default</layout>
             <snapshots>
                 <enabled>false</enabled>