Merge pull request #21 from dabear/Swift4+ios13

add bluetooth ios 13 fix

Author: UPetersen

LibreMonitor/Info.plist

@@ -2,6 +2,8 @@
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
+	<key>NSBluetoothAlwaysUsageDescription</key>
+	<string>Uses bluetooth to access libre transmitters in the background</string>
 	<key>CFBundleDevelopmentRegion</key>
 	<string>en</string>
 	<key>CFBundleDisplayName</key>