protected void deleteUnnecessaryFilesFromDist(File distDir) {
		deleteQuietly(new File(distDir, getBuildScriptName()));
	}
Check if copy dependencies is successful.

@param results Result of executing command created by {@link #getCopyDependenciesCommand} with OSHI.
ngrinder-controller/src/main/java/org/ngrinder/script/handler/GroovyProjectScriptHandler.java