build(pom) Add 3scale module to parent pom
MODIFY
pom.xml
pom.xml
<artifactId>apiman-gateway-engine-vertx-polling</artifactId>
<version>${project.version}</version>
</dependency>
+ <dependency>
+ <groupId>${project.groupId}</groupId>
+ <artifactId>apiman-gateway-engine-3scale</artifactId>
+ <version>${project.version}</version>
+ </dependency>
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>apiman-gateway-engine-vertx-shareddata</artifactId>

build(pom) Add 3scale module to parent pom