Build cache plugin hack

BuildCachePlugin.groovy

import org.gradle.api.Plugin
import org.gradle.api.Project
import org.gradle.api.internal.project.ProjectInternal
import org.gradle.caching.configuration.internal.BuildCacheConfigurationInternal
import org.gradle.caching.http.HttpBuildCache

class BuildCachePlugin implements Plugin<Project> {
    @Override
    void apply(Project project) {
        def cacheConfig = ((ProjectInternal) project).services.get(BuildCacheConfigurationInternal)
        cacheConfig.remote(HttpBuildCache) { HttpBuildCache cache ->
            cache.enabled = true
            cache.push = true
            cache.url = 'http://localhost/cache/'
        }
    }

}