dokka integration `./mvnw clean site -P gen-src+doc`

pom.xml

@@ -495,6 +495,19 @@
 							</additionalJOptions>
 						</configuration>
 					</plugin>
+					<plugin>
+						<groupId>org.jetbrains.dokka</groupId>
+						<artifactId>dokka-maven-plugin</artifactId>
+						<version>0.9.17</version>
+						<executions>
+							<execution>
+								<phase>pre-site</phase>
+								<goals>
+									<goal>dokka</goal>
+								</goals>
+							</execution>
+						</executions>
+					</plugin>
 				</plugins>
 			</build>
 		</profile>
@@ -601,6 +614,13 @@
 					</plugin>
 				</plugins>
 			</build>
+			<!--<pluginRepositories>-->
+				<!--<pluginRepository>-->
+					<!--<id>jcenter</id>-->
+					<!--<name>JCenter</name>-->
+					<!--<url>https://jcenter.bintray.com/</url>-->
+				<!--</pluginRepository>-->
+			<!--</pluginRepositories>-->
 		</profile>
 		<profile>
 			<id>travis</id>