+ <dependency>
+ <groupId>org.apache.tomcat.embed</groupId>
+ <artifactId>tomcat-embed-core</artifactId>
+ <version>${tomcat.version}</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.tomcat.embed</groupId>
+ <artifactId>tomcat-embed-el</artifactId>
+ <version>${tomcat.version}</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.tomcat.embed</groupId>
+ <artifactId>tomcat-embed-websocket</artifactId>
+ <version>${tomcat.version}</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.tomcat</groupId>
+ <artifactId>tomcat-annotations-api</artifactId>
+ <version>${tomcat.version}</version>
+ </dependency>
+ <dependency>
+ <groupId>org.json4s</groupId>
+ <artifactId>json4s-jackson_2.12</artifactId>
+ <version>3.6.0</version>
+ </dependency>
+ <dependency>
+ <groupId>org.json4s</groupId>
+ <artifactId>json4s-core_2.12</artifactId>
+ <version>3.6.0</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.commons</groupId>
+ <artifactId>commons-email</artifactId>
+ <version>1.5</version>
+ </dependency>
+ <dependency>
+ <groupId>org.immutables</groupId>
+ <artifactId>value</artifactId>
+ <version>2.7.1</version>
+ </dependency>
+ <dependency>
+ <groupId>org.eclipse.jetty</groupId>
+ <artifactId>jetty-server</artifactId>
+ <version>9.4.12.v20180830</version>
+ </dependency>