jni: Upgrade underlying NFD to version 0.6.2-11-gd657d53
This change replaces in-project JNI compilation of ndn-cxx and NFD with
packaged versions of ndn-cxx and NFD using a customized
android-crew-staging (https://github.com/named-data-mobile/android-crew-staging).
Refer to README-dev.md for more detail.
This commit also drops Logcat views
Refs: #4661
Change-Id: Id981689475d9da3aea63bea38d925f335c25b46e
diff --git a/app/src/main/jni/Application.mk b/app/src/main/jni/Application.mk
index 793e7c4..b0e4094 100644
--- a/app/src/main/jni/Application.mk
+++ b/app/src/main/jni/Application.mk
@@ -1,8 +1,8 @@
APP_ABI := armeabi-v7a arm64-v8a x86 x86_64
-APP_STL := gnustl_shared
-APP_CPPFLAGS += -fexceptions -frtti -std=c++11
+APP_STL := c++_shared
+APP_CPPFLAGS += -fexceptions -frtti -std=c++14
# -Wno-deprecated-declarations
-NDK_TOOLCHAIN_VERSION := 4.9
+NDK_TOOLCHAIN_VERSION := clang
APP_PLATFORM := android-23