Add REST libraries and Mockito test library.

workspace/gradle/dependencies.gradle

@@ -11,5 +11,22 @@ ext {
 libraries.slf4j = 'org.slf4j:slf4j-api:1.7.21'
 libraries.slf4jlog4j = 'org.slf4j:slf4j-log4j12:1.7.21'
 
-libraries.junit = 'junit:junit:4.12'
+// REST libraries
+libraries.jetty = [
+    'org.eclipse.jetty:jetty-server:9.3.10.v20160621',
+    'org.eclipse.jetty:jetty-http-spi:9.3.10.v20160621'
+]
+
+libraries.jackson = [
+    'org.glassfish.jersey.media:jersey-media-json-jackson:2.23.2'
+]
+
+libraries.jersey_client = [
+    'org.glassfish.jersey.core:jersey-client:2.23.2',
+    'org.glassfish.jersey.ext:jersey-proxy-client:2.23.2',
+]
+
+// test libraries
+libraries.junit = 'junit:junit:4.12'
+libraries.mockito = 'org.mockito:mockito-all:1.10.19'