workspace-explorer-app
org.eclipse.jdt.core.javabuilder
org.eclipse.wst.common.project.facet.core.builder
org.eclipse.wst.validation.validationbuilder
com.google.gdt.eclipse.core.webAppProjectValidator
com.google.gwt.eclipse.core.gwtProjectValidator
com.gwtplugins.gdt.eclipse.core.webAppProjectValidator
com.gwtplugins.gwt.eclipse.core.gwtProjectValidator
org.eclipse.m2e.core.maven2Builder
org.eclipse.jem.workbench.JavaEMFNature
org.eclipse.wst.common.modulecore.ModuleCoreNature
org.eclipse.jdt.core.javanature
org.eclipse.m2e.core.maven2Nature
org.eclipse.wst.common.project.facet.core.nature
com.google.gwt.eclipse.core.gwtNature
com.gwtplugins.gwt.eclipse.core.gwtNature