Improved predefined vc caching (issue #28)

Change-Id: I85a3778c8bb79ed21ef4667d20eb20a2b2dc7bdc
diff --git a/core/pom.xml b/core/pom.xml
index f5cfa3e..869823c 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -8,7 +8,7 @@
 	<properties>
 		<java.version>1.8</java.version>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-		<spring-framework.version>5.1.1.RELEASE</spring-framework.version>
+		<spring.version>5.1.1.RELEASE</spring.version>
 		<jersey.version>1.19.4</jersey.version>
 		<jetty.version>9.4.12.v20180830</jetty.version>
 		<hibernate.version>5.3.7.Final</hibernate.version>
@@ -307,12 +307,12 @@
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-core</artifactId>
-			<version>${spring-framework.version}</version>
+			<version>${spring.version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-web</artifactId>
-			<version>${spring-framework.version}</version>
+			<version>${spring.version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
@@ -322,44 +322,44 @@
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-orm</artifactId>
-			<version>${spring-framework.version}</version>
+			<version>${spring.version}</version>
 		</dependency>
 
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-jdbc</artifactId>
-			<version>${spring-framework.version}</version>
+			<version>${spring.version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-tx</artifactId>
-			<version>${spring-framework.version}</version>
+			<version>${spring.version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.security</groupId>
 			<artifactId>spring-security-core</artifactId>
-			<version>${spring-framework.version}</version>
+			<version>${spring.version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.security</groupId>
 			<artifactId>spring-security-web</artifactId>
-			<version>${spring-framework.version}</version>
+			<version>${spring.version}</version>
 		</dependency>
 		<!-- EM: done -->
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-context</artifactId>
-			<version>${spring-framework.version}</version>
+			<version>${spring.version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-context-support</artifactId>
-			<version>${spring-framework.version}</version>
+			<version>${spring.version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-test</artifactId>
-			<version>${spring-framework.version}</version>
+			<version>${spring.version}</version>
 			<scope>compile</scope>
 		</dependency>
 
@@ -368,12 +368,12 @@
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-aop</artifactId>
-			<version>${spring-framework.version}</version>
+			<version>${spring.version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-aspects</artifactId>
-			<version>${spring-framework.version}</version>
+			<version>${spring.version}</version>
 		</dependency>
 
 		<!-- end copy -->