Added missing license headers which made all the PRs fail on Travis.

mifosng-provider/src/integrationTest/java/org/mifosplatform/integrationtests/AccountNumberPreferencesTest.java

@@ -1,3 +1,8 @@
+/**
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
 package org.mifosplatform.integrationtests;
 
 import com.jayway.restassured.builder.RequestSpecBuilder;

mifosng-provider/src/integrationTest/java/org/mifosplatform/integrationtests/common/system/AccountNumberPreferencesHelper.java

@@ -1,3 +1,8 @@
+/**
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
 package org.mifosplatform.integrationtests.common.system;
 
 import java.util.ArrayList;

mifosng-provider/src/integrationTest/java/org/mifosplatform/integrationtests/common/system/AccountNumberPreferencesTestBuilder.java

@@ -1,3 +1,8 @@
+/**
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
 package org.mifosplatform.integrationtests.common.system;
 
 import java.util.HashMap;