conf: set deployment target to 9.3

This patch modifies the deployment target of the app. It sets it to
the 9.3 iOS version.

Tuleap: #1327
Change-Id: Ib17b08e29b5f6683e96886850d5e55254dad0176

Ring/Ring.xcodeproj/project.pbxproj

@@ -748,6 +748,7 @@
 				DEVELOPMENT_TEAM = KM95526DS8;
 				HEADER_SEARCH_PATHS = "$(SRCROOT)/../fat/include";
 				INFOPLIST_FILE = Ring/Info.plist;
+				IPHONEOS_DEPLOYMENT_TARGET = 9.3;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				LIBRARY_SEARCH_PATHS = "$(SRCROOT)/../fat/lib";
 				PRODUCT_BUNDLE_IDENTIFIER = cx.ring;
@@ -770,6 +771,7 @@
 				DEVELOPMENT_TEAM = KM95526DS8;
 				HEADER_SEARCH_PATHS = "$(SRCROOT)/../fat/include";
 				INFOPLIST_FILE = Ring/Info.plist;
+				IPHONEOS_DEPLOYMENT_TARGET = 9.3;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				LIBRARY_SEARCH_PATHS = "$(SRCROOT)/../fat/lib";
 				PRODUCT_BUNDLE_IDENTIFIER = cx.ring;

compile-ios.sh

 #! /bin/sh
 
 export BUILDFORIOS=1
-MIN_IOS_VERSION=8.0
+export MIN_IOS_VERSION=9.3
 IOS_TARGET_PLATFORM=iPhoneSimulator
 RELEASE=0