SGF-386 - Prepare 1.6.0.RELEASE (Fowler GA).

Upgraded to common dependency versions.

build.gradle

@@ -19,7 +19,7 @@ description = 'Spring Data GemFire'
 group = 'org.springframework.data'
 
 repositories {
-  maven { url "https://repo.spring.io/libs-snapshot" }
+  maven { url "https://repo.spring.io/libs-release" }
   maven { url "https://repo.spring.io/plugins-release"}
 }
 

gradle.properties

@@ -1,14 +1,14 @@
 antlrVersion=2.7.7
-aspectjVersion=1.8.4
+aspectjVersion=1.8.5
 gemfireVersion=8.0.0
 hamcrestVersion=1.3
-jacksonVersion=2.4.1
-junitVersion=4.11
+jacksonVersion=2.5.1
+junitVersion=4.12
 log4jVersion=1.2.17
-mockitoVersion=1.10.10
-slf4jVersion=1.7.7
+mockitoVersion=1.10.19
+slf4jVersion=1.7.10
 spring.range="[4.0.0, 5.0.0)"
 springVersion=4.0.9.RELEASE
-springDataBuildVersion=1.6.0.RC1
-springDataCommonsVersion=1.10.0.BUILD-SNAPSHOT
+springDataBuildVersion=1.6.0.RELEASE
+springDataCommonsVersion=1.10.0.RELEASE
 version=1.6.0.BUILD-SNAPSHOT