Also remove extra space in prehook
Also remove extra space in prehook

jakemac53/polymer-dart,dam0vm3nt/polymer-dart,jakemac53/polymer-dart,dart-archive/polymer-dart,meflyup/polymer-dart,ronlobo/polymer-dart,dam0vm3nt/polymer-dart,dart-archive/polymer-dart,meflyup/polymer-dart,ronlobo/polymer-dart