Fix packages in sample app
Fix packages in sample app

bclozel/initializr,gwidgets/gwt-project-generator,trifonnt/initializr,nevenc-pivotal/initializr,nevenc-pivotal/initializr,jadekler/initializr,gwidgets/gwt-project-generator,Dragon3392/initializr,dejon97/initializr,mikegehard/initializr,Arsene07/forge,dsyer/initializr,trifonnt/initializr,bclozel/initializr,dsyer/initializr,Dragon3392/initializr,dejon97/initializr,bclozel/initializr,snicoll/initializr,Arsene07/forge,Dragon3392/initializr,Arsene07/forge,Dragon3392/initializr,MarkyMarkMcDonald/initializr,nevenc-pivotal/initializr,gwidgets/gwt-project-generator,praseodym/initializr,jadekler/initializr,mikegehard/initializr,trifonnt/initializr,jadekler/initializr,spring-io/initializr,MarkyMarkMcDonald/initializr,jadekler/initializr,praseodym/initializr,praseodym/initializr,Arsene07/forge,snicoll/initializr,MarkyMarkMcDonald/initializr,mikegehard/initializr,trifonnt/initializr,dejon97/initializr,dejon97/initializr,praseodym/initializr,bclozel/initializr,dsyer/initializr,spring-io/initializr,bclozel/initializr,nevenc-pivotal/initializr,dsyer/initializr,mikegehard/initializr,spring-io/initializr,MarkyMarkMcDonald/initializr,snicoll/initializr,nevenc-pivotal/initializr,Arsene07/forge,gwidgets/gwt-project-generator