Upgraded dependencies

Author: ywarnecke

pom.xml

@@ -446,12 +446,12 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-core</artifactId>
-            <version>2.20.0</version>
+            <version>2.21.1</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.20.0</version>
+            <version>2.21.1</version>
         </dependency>
         <dependency>
             <groupId>com.google.code.gson</groupId>
@@ -471,7 +471,7 @@
         <dependency>
             <groupId>com.mchange</groupId>
             <artifactId>c3p0</artifactId>
-            <version>0.11.2</version>
+            <version>0.12.0</version>
         </dependency>
         <dependency>
             <groupId>com.mysql</groupId>