Updated minimum supported Android version to API 16, to match latest NDK toolchain

build-scripts/androidbuildlibs.sh

@@ -69,6 +69,6 @@ ndk-build \
   NDK_LIBS_OUT=$lib \
   APP_BUILD_SCRIPT=Android.mk \
   APP_ABI="armeabi-v7a arm64-v8a x86 x86_64" \
-  APP_PLATFORM=android-14 \
+  APP_PLATFORM=android-16 \
   APP_MODULES="SDL2 SDL2_main" \
   $ndk_args

docs/README-android.md

@@ -20,7 +20,7 @@ https://developer.android.com/sdk/index.html
 Android NDK r15c or later
 https://developer.android.com/tools/sdk/ndk/index.html
 
-Minimum API level supported by SDL: 14 (Android 4.0.1)
+Minimum API level supported by SDL: 16 (Android 4.1)
 
 
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@@ -380,13 +380,13 @@ https://developer.nvidia.com/tegra-graphics-debugger
 
 
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- Why is API level 14 the minimum required?
+ Why is API level 16 the minimum required?
 ================================================================================
 
-The latest NDK toolchain doesn't support targeting earlier than API level 14.
+The latest NDK toolchain doesn't support targeting earlier than API level 16.
 As of this writing, according to https://developer.android.com/about/dashboards/index.html
-about 99% of the Android devices accessing Google Play support API level 14 or
-higher (October 2017).
+about 99% of the Android devices accessing Google Play support API level 16 or
+higher (January 2018).
 
 
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