Add sleuth and zipkin stream dependencies
Add sleuth and zipkin stream dependencies

See gh-187

bclozel/initializr,gwidgets/gwt-project-generator,gwidgets/gwt-project-generator,Arsene07/forge,gwidgets/gwt-project-generator,snicoll/initializr,Arsene07/forge,bclozel/initializr,Arsene07/forge,nevenc-pivotal/initializr,spring-io/initializr,nevenc-pivotal/initializr,bclozel/initializr,Arsene07/forge,Arsene07/forge,nevenc-pivotal/initializr,bclozel/initializr,spring-io/initializr,spring-io/initializr,snicoll/initializr,snicoll/initializr,bclozel/initializr,nevenc-pivotal/initializr,gwidgets/gwt-project-generator,nevenc-pivotal/initializr