SEC-2747: Remove spring-core dependency from spring-security-crypto

gradle/javaprojects.gradle

@@ -49,6 +49,12 @@ ext.powerMockDependencies = [
     "org.powermock:powermock-reflect:$powerMockVersion"
 ]
 
+ext.springCoreDependency = [
+    dependencies.create("org.springframework:spring-core:$springVersion") {
+        exclude(group: 'commons-logging', module: 'commons-logging')
+    }
+]
+
 ext.jstlDependencies = [
         "javax.servlet.jsp.jstl:javax.servlet.jsp.jstl-api:$jstlVersion",
         "org.apache.taglibs:taglibs-standard-jstlel:1.2.1"
@@ -116,10 +122,6 @@ check.dependsOn integrationTest
 dependencies {
     optional 'commons-logging:commons-logging:1.1.1'
 
-    compile ("org.springframework:spring-core:$springVersion") {
-        exclude(group: 'commons-logging', module: 'commons-logging')
-    }
-
     testCompile 'junit:junit:4.11',
             'org.mockito:mockito-core:1.9.5',
             "org.springframework:spring-test:$springVersion",