code: function killer(data) {
  			grunt.log.write(data);
  			if (ti.killed) {
  				return;
  			} else if (success && success(data)) {
  				ti.kill();
  				grunt.log.ok('titanium run successful');
  			} else if (failure && failure(data)) {
  				ti.kill();
  				grunt.fail.warn('titanium run failed');
  			}
  		}
docs: prepare functions for killing this process