Fix many Android build issues

It remains one issue with MT itself and rtti

build/android/Makefile

@@ -83,7 +83,7 @@ OGG_LIB = $(OGG_DIR)libs/$(TARGET_ABI)/libogg.so
 VORBIS_LIB = $(OGG_DIR)libs/$(TARGET_ABI)/libogg.so
 OGG_TIMESTAMP = $(OGG_DIR)timestamp
 OGG_TIMESTAMP_INT = $(ANDR_ROOT)/deps/ogg_timestamp
-OGG_URL_GIT = https://github.com/vincentjames501/libvorbis-libogg-android
+OGG_URL_GIT = https://gitlab.com/minetest/libvorbis-libogg-android
 
 IRRLICHT_REVISION = 5145
 IRRLICHT_DIR = $(ANDR_ROOT)/deps/irrlicht/
@@ -262,8 +262,10 @@ $(OGG_LIB): $(OGG_TIMESTAMP)
 	cd ${OGG_DIR};                                                             \
 	export APP_PLATFORM=${APP_PLATFORM};                                       \
 	export TARGET_ABI=${TARGET_ABI};                                           \
-	${ANDROID_NDK}/ndk-build NDEBUG=${NDEBUG}                                  \
-		NDK_APPLICATION_MK=${ANDR_ROOT}/jni/Deps.mk || exit 1;                 \
+	${ANDROID_NDK}/build/tools/make-standalone-toolchain.sh                    \
+		--toolchain=${TARGET_TOOLCHAIN}${COMPILER_VERSION}                     \
+		--platform=${APP_PLATFORM}                                             \
+		--install-dir=$${TOOLCHAIN};                                           \
 	touch ${OGG_TIMESTAMP};                                                    \
 	touch ${OGG_TIMESTAMP_INT};                                                \
 	else                                                                       \

build/android/jni/Application.mk

@@ -1,9 +1,6 @@
 APP_PLATFORM := ${APP_PLATFORM}
 APP_ABI := ${TARGET_ABI}
-APP_STL := gnustl_static
-NDK_TOOLCHAIN_VERSION := 4.9
-APP_DEPRECATED_HEADERS := true
+APP_STL := c++_static
 APP_MODULES := minetest
 
 APP_CPPFLAGS += -fexceptions
-APP_GNUSTL_FORCE_CPP_FEATURES := rtti

build/android/jni/Deps.mk

@@ -1,8 +1,7 @@
 APP_PLATFORM := ${APP_PLATFORM}
 APP_ABI := ${TARGET_ABI}
-APP_STL := gnustl_static
-NDK_TOOLCHAIN_VERSION := 4.9
+APP_STL := c++_static
 APP_DEPRECATED_HEADERS := true
 
-APP_CLAFGS += -mfloat-abi=softfp -mfpu=vfpv3 -O3
+APP_CFLAGS += -mfloat-abi=softfp -mfpu=vfpv3 -O3
 APP_CPPFLAGS += -fexceptions

build/android/jni/Irrlicht.mk

@@ -1,7 +1,6 @@
 APP_PLATFORM := ${APP_PLATFORM}
 APP_ABI := ${TARGET_ABI}
-APP_STL := gnustl_static
-NDK_TOOLCHAIN_VERSION := 4.9
+APP_STL := c++_static
 APP_DEPRECATED_HEADERS := true
 APP_MODULES := Irrlicht
 

build/android/patches/irrlicht-native_activity.patch

@@ -1,12 +1,13 @@
---- irrlicht/source/Irrlicht/CEGLManager.cpp.orig	2017-11-15 18:19:58.467279274 +0000
-+++ irrlicht/source/Irrlicht/CEGLManager.cpp	2017-11-15 18:19:54.175279087 +0000
-@@ -8,6 +8,9 @@
- 
+--- irrlicht/source/Irrlicht/CEGLManager.cpp.orig	2018-06-10 16:58:11.357709173 +0200
++++ irrlicht/source/Irrlicht/CEGLManager.cpp	2018-06-10 16:58:25.100709843 +0200
+@@ -9,6 +9,10 @@
  #include "irrString.h"
  #include "os.h"
+ 
 +#if defined(_IRR_COMPILE_WITH_ANDROID_DEVICE_)
 +#include <android/native_activity.h>
 +#endif
- 
++
  namespace irr
  {
+ namespace video