utils: fix pom.xml to have references for javax.servlet api interfaces

Signed-off-by: Rohit Yadav <rohit.yadav@shapeblue.com>

utils/pom.xml

@@ -99,6 +99,11 @@
       <groupId>commons-configuration</groupId>
       <artifactId>commons-configuration</artifactId>
     </dependency>
+    <dependency>
+      <groupId>javax.servlet</groupId>
+      <artifactId>servlet-api</artifactId>
+      <scope>provided</scope>
+    </dependency>
     <!-- Test dependency in mysql for db tests -->
     <dependency>
       <groupId>mysql</groupId>

utils/src/com/cloud/utils/HttpUtils.java

@@ -1,3 +1,4 @@
+//
 // Licensed to the Apache Software Foundation (ASF) under one
 // or more contributor license agreements.  See the NOTICE file
 // distributed with this work for additional information
@@ -14,6 +15,8 @@
 // KIND, either express or implied.  See the License for the
 // specific language governing permissions and limitations
 // under the License.
+//
+
 package com.cloud.utils;
 
 import org.apache.log4j.Logger;