referencedProjects = ['some referenced project'] as Set
    referencedProjects 'some cool project'

    natures = ['test.groovy.nature']
    natures 'test.java.nature'

    buildCommand 'buildThisLovelyProject'
    buildCommand argumentFoo: 'a foo argument', 'buildWithTheArguments'

    linkedResource name: 'linkToFolderFoo', type: 'aFolderFoo', location: '/test/folders/foo'

 *     //if you want to assign natures in a groovy fashion:
 *     natures = ['some.extra.eclipse.nature', 'some.another.interesting.nature']
 *
 *     //if you want to append some extra build command:
 *     buildCommand 'buildThisLovelyProject'
 *     //if you want to append a build command with parameters:
 *     buildCommand 'buildItWithTheArguments', argumentOne: "I'm first", argumentTwo: "I'm second"
 *