Bump Xcode and SDK versions to match Xcode 8.3

Make.config

@@ -47,10 +47,10 @@ IOS_PACKAGE_VERSION_REV=$(word 3, $(subst ., ,$(IOS_PACKAGE_VERSION)))
 IOS_PACKAGE_VERSION_BUILD=$(IOS_COMMIT_DISTANCE)
 IOS_PACKAGE_UPDATE_ID=$(shell printf "2%02d%02d%02d%03d" $(IOS_PACKAGE_VERSION_MAJOR) $(IOS_PACKAGE_VERSION_MINOR) $(IOS_PACKAGE_VERSION_REV) $(IOS_PACKAGE_VERSION_BUILD))
 
-# Xcode 8.2
-XCODE_VERSION=8.2
-XCODE_URL=http://xamarin-storage/bot-provisioning/Xcode_8.2.xip
-XCODE_DEVELOPER_ROOT=/Applications/Xcode82.app/Contents/Developer
+# Xcode 8.3
+XCODE_VERSION=8.3
+XCODE_URL=http://xamarin-storage/bot-provisioning/Xcode_8.3.xip
+XCODE_DEVELOPER_ROOT=/Applications/Xcode83.app/Contents/Developer
 
 # Minimum Mono version
 MIN_MONO_VERSION=4.8.0.269
@@ -71,10 +71,10 @@ MIN_OSX_BUILD_VERSION=10.12
 MIN_OSX_VERSION_FOR_IOS=10.11
 MIN_OSX_VERSION_FOR_MAC=10.11
 
-IOS_SDK_VERSION=10.2
+IOS_SDK_VERSION=10.3
 OSX_SDK_VERSION=10.12
-WATCH_SDK_VERSION=3.1
-TVOS_SDK_VERSION=10.1
+WATCH_SDK_VERSION=3.2
+TVOS_SDK_VERSION=10.2
 
 MIN_IOS_SDK_VERSION=6.0
 MIN_OSX_SDK_VERSION=10.7

Versions-ios.plist.in

@@ -22,6 +22,7 @@
 			<string>10.0</string>
 			<string>10.1</string>
 			<string>10.2</string>
+			<string>10.3</string>
 		</array>
 		<key>tvOS</key>
 		<array>
@@ -30,6 +31,7 @@
 			<string>9.2</string>
 			<string>10.0</string>
 			<string>10.1</string>
+			<string>10.2</string>
 		</array>
 		<key>watchOS</key>
 		<array>
@@ -39,6 +41,7 @@
 			<string>2.2</string>
 			<string>3.0</string>
 			<string>3.1</string>
+			<string>3.2</string>
 		</array>
 	</dict>
 	<key>RecommendedXcodeVersion</key>

mk/xamarin.mk

@@ -1,5 +1,5 @@
 ifdef ENABLE_XAMARIN
-NEEDED_MACCORE_VERSION := 446f3cee00af12064efe563da66d4ee5afb377a8
+NEEDED_MACCORE_VERSION := 6179050fab45e98b6f940eba987e5c8cd1767372
 NEEDED_MACCORE_BRANCH := master
 
 MACCORE_DIRECTORY := maccore