="button" class="btn btn-md btn-default"
                                                    ng-click="cracker.skipMvnBuild=false"
                                                    ng-class="{'btn-success':!cracker.skipMvnBuild}">开启
                                            </button>
                                            <button ng-disabled="expression" type="button" class="btn btn-md btn-default"
                                                    ng-click="cracker.skipMvnBuild=true"
        