Merge remote-tracking branch 'origin/dev-tzy' into dev-wjc

WJC

2019-11-13 a4d525d08da7b6fb985b0069c539c11b06306a9b

 ZigbeeApp/GateWay.Ios/packages.config

old mode 100755
new mode 100644
@@ -52,4 +52,5 @@
  <package id="System.Threading.Timer" version="4.3.0" targetFramework="xamarinios10" />
  <package id="System.Xml.ReaderWriter" version="4.3.0" targetFramework="xamarinios10" />
  <package id="System.Xml.XDocument" version="4.3.0" targetFramework="xamarinios10" />
  <package id="ZXing.Net.Mobile" version="2.4.1" targetFramework="xamarinios10" />
</packages>