Update jedis to 2.5.2. Fixes #34. Fixes #39.

Author: jcoleman

build.gradle

@@ -7,7 +7,7 @@ repositories {
 
 dependencies {
   compile group: 'org.apache.tomcat', name: 'tomcat-catalina', version: '7.0.27'
-  compile group: 'redis.clients', name: 'jedis', version: '2.0.0'
+  compile group: 'redis.clients', name: 'jedis', version: '2.5.2'
   // compile group: 'commons-collections', name: 'commons-collections', version: '3.2'
   // testCompile group: 'junit', name: 'junit', version: '4.+'
 }