DATAREDIS-441 - Dependency upgrades prior to release.

- Spring 4.1.9
- Jackson 2.6.4

gradle.properties

@@ -2,13 +2,13 @@ slf4jVersion=1.7.12
 junitVersion=4.12
 jredisVersion=06052013
 jedisVersion=2.7.3
-springVersion=4.1.7.RELEASE
+springVersion=4.1.9.RELEASE
 springDataBuildVersion=1.7.2.BUILD-SNAPSHOT
 log4jVersion=1.2.17
 version=1.6.2.BUILD-SNAPSHOT
 srpVersion=0.7
 jacksonVersion=1.8.8
-fasterXmlJacksonVersion=2.6.1
-fasterXmlJacksonDatabindVersion=2.6.1
+fasterXmlJacksonVersion=2.6.4
+fasterXmlJacksonDatabindVersion=2.6.4
 lettuceVersion=3.3.Final
 mockitoVersion=1.10.19