Set WebAPI version to 2.2.0 (#261)

Author: chrisknoll

pom.xml

@@ -9,7 +9,7 @@
   <version>1.0.0-SNAPSHOT</version>
   <name>WebAPI</name>
   <properties>
-    <webapi.version>2.1.0</webapi.version>
+    <webapi.version>2.2.0</webapi.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <jersey.version>2.14</jersey.version>
     <!-- Spring Boot manages spring.version as well -->