revert zuul 1.1.0-rc.2 as it isn't published to maven central.

pom.xml

@@ -31,7 +31,7 @@
 		<hystrix.version>1.4.17</hystrix.version>
 		<ribbon.version>2.1.0</ribbon.version>
 		<servo.version>0.9.4</servo.version>
-		<zuul.version>1.1.0-rc.2</zuul.version>
+		<zuul.version>1.1.0-rc.1</zuul.version>
 		<rxjava.version>1.0.11</rxjava.version>
 		<java.version>1.7</java.version>
 		<turbine.version>1.0.0</turbine.version>