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/app.xml b/providers/pcep/app/app.xml
index 012753f..00058f6 100644
--- a/providers/pcep/app/app.xml
+++ b/providers/pcep/app/app.xml
@@ -21,8 +21,8 @@
     <description>${project.description}</description>
     <artifact>mvn:${project.groupId}/onos-app-pcep-api/${project.version}</artifact>
     <artifact>mvn:${project.groupId}/onos-pcepio/${project.version}</artifact>
-    <artifact>mvn:${project.groupId}/onos-pcep-controller-api/${project.version}</artifact>
-    <artifact>mvn:${project.groupId}/onos-pcep-controller-impl/${project.version}</artifact>
+    <artifact>mvn:${project.groupId}/onos-pcep-server-api/${project.version}</artifact>
+    <artifact>mvn:${project.groupId}/onos-pcep-server-impl/${project.version}</artifact>
     <artifact>mvn:${project.groupId}/onos-pcep-provider-topology/${project.version}</artifact>
     <artifact>mvn:${project.groupId}/onos-pcep-provider-tunnel/${project.version}</artifact>
     <artifact>mvn:${project.groupId}/onos-pcep-provider-cli/${project.version}</artifact>
diff --git a/providers/pcep/app/features.xml b/providers/pcep/app/features.xml
index 1eb9026..77cbc77 100644
--- a/providers/pcep/app/features.xml
+++ b/providers/pcep/app/features.xml
@@ -20,8 +20,8 @@
         <feature>onos-api</feature>
         <bundle>mvn:${project.groupId}/onos-app-pcep-api/${project.version}</bundle>
     <bundle>mvn:${project.groupId}/onos-pcepio/${project.version}</bundle>
-        <bundle>mvn:${project.groupId}/onos-pcep-controller-api/${project.version}</bundle>
-        <bundle>mvn:${project.groupId}/onos-pcep-controller-impl/${project.version}</bundle>
+        <bundle>mvn:${project.groupId}/onos-pcep-server-api/${project.version}</bundle>
+        <bundle>mvn:${project.groupId}/onos-pcep-server-impl/${project.version}</bundle>
         <bundle>mvn:${project.groupId}/onos-pcep-provider-topology/${project.version}</bundle>
         <bundle>mvn:${project.groupId}/onos-pcep-provider-tunnel/${project.version}</bundle>
         <bundle>mvn:${project.groupId}/onos-pcep-provider-cli/${project.version}</bundle>
diff --git a/providers/pcep/app/pom.xml b/providers/pcep/app/pom.xml
index abe7ab4..6ac50d3 100644
--- a/providers/pcep/app/pom.xml
+++ b/providers/pcep/app/pom.xml
@@ -39,11 +39,11 @@
         </dependency>
         <dependency>
             <groupId>org.onosproject</groupId>
-            <artifactId>onos-pcep-controller-api</artifactId>
+            <artifactId>onos-pcep-server-api</artifactId>
         </dependency>
         <dependency>
             <groupId>org.onosproject</groupId>
-            <artifactId>onos-pcep-controller-impl</artifactId>
+            <artifactId>onos-pcep-server-impl</artifactId>
             <version>${project.version}</version>
         </dependency>
         <dependency>