PCEP Protocol code restructured to move under PCEP Server code for more readability. Later Client code can be added under client folder.

Change-Id: Ie79599a170d94d8e0a00e0d034b083b3894199ee
diff --git a/providers/pcep/app/pom.xml b/providers/pcep/app/pom.xml
index abe7ab4..6ac50d3 100644
--- a/providers/pcep/app/pom.xml
+++ b/providers/pcep/app/pom.xml
@@ -39,11 +39,11 @@
         </dependency>
         <dependency>
             <groupId>org.onosproject</groupId>
-            <artifactId>onos-pcep-controller-api</artifactId>
+            <artifactId>onos-pcep-server-api</artifactId>
         </dependency>
         <dependency>
             <groupId>org.onosproject</groupId>
-            <artifactId>onos-pcep-controller-impl</artifactId>
+            <artifactId>onos-pcep-server-impl</artifactId>
             <version>${project.version}</version>
         </dependency>
         <dependency>