https://issues.apache.org/jira/browse/WEEX-536 [WEEX-536][Android] check ndk version
https://issues.apache.org/jira/browse/WEEX-536
[WEEX-536][Android] check ndk version

add for check ndk version, only support 16

Bug: WEEX-536

KalicyZhou/incubator-weex,acton393/incubator-weex,miomin/incubator-weex,KalicyZhou/incubator-weex,Hanks10100/incubator-weex,KalicyZhou/incubator-weex,acton393/incubator-weex,Hanks10100/incubator-weex,Hanks10100/incubator-weex,KalicyZhou/incubator-weex,miomin/incubator-weex,miomin/incubator-weex,miomin/incubator-weex,Hanks10100/incubator-weex,acton393/incubator-weex,acton393/incubator-weex,acton393/incubator-weex,KalicyZhou/incubator-weex,alibaba/weex,alibaba/weex,Hanks10100/incubator-weex,acton393/incubator-weex,acton393/incubator-weex,alibaba/weex,Hanks10100/incubator-weex,Hanks10100/incubator-weex,miomin/incubator-weex,alibaba/weex,Hanks10100/incubator-weex,miomin/incubator-weex,alibaba/weex,miomin/incubator-weex,KalicyZhou/incubator-weex,alibaba/weex,miomin/incubator-weex,alibaba/weex,acton393/incubator-weex