Update README, add nginx conf, add missing iOS privacy setting, add production iOS scheme

mobile/ios/DeightonAR.xcodeproj/xcshareddata/xcschemes/DeightonAR Dev.xcscheme

@@ -56,7 +56,7 @@
       </AdditionalOptions>
    </TestAction>
    <LaunchAction
-      buildConfiguration = "Release"
+      buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
       launchStyle = "0"

mobile/ios/DeightonAR.xcodeproj/xcshareddata/xcschemes/DeightonAR.xcscheme

@@ -40,7 +40,6 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      language = ""
       shouldUseLaunchSchemeArgsEnv = "YES">
       <Testables>
       </Testables>
@@ -57,10 +56,9 @@
       </AdditionalOptions>
    </TestAction>
    <LaunchAction
-      buildConfiguration = "Debug"
+      buildConfiguration = "Release"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      language = ""
       launchStyle = "0"
       useCustomWorkingDirectory = "NO"
       ignoresPersistentStateOnLaunch = "NO"

mobile/ios/DeightonAR.xcodeproj/xcuserdata/john.xcuserdatad/xcschemes/xcschememanagement.plist

@@ -4,16 +4,16 @@
 <dict>
 	<key>SchemeUserState</key>
 	<dict>
-		<key>DeightonAR Production.xcscheme_^#shared#^_</key>
-		<dict>
-			<key>orderHint</key>
-			<integer>1</integer>
-		</dict>
-		<key>DeightonAR.xcscheme_^#shared#^_</key>
+		<key>DeightonAR Dev.xcscheme_^#shared#^_</key>
 		<dict>
 			<key>orderHint</key>
 			<integer>0</integer>
 		</dict>
+		<key>DeightonAR.xcscheme_^#shared#^_</key>
+		<dict>
+			<key>orderHint</key>
+			<integer>1</integer>
+		</dict>
 	</dict>
 </dict>
 </plist>