AOSP10 TWRP Merge: fix conflicts and update libraries needed

This allows flame to boot TWRP. Still will need to work on
super partition for vendor and system access.

The plan will be to cherry-pick any updates to android-9.0
through gerrit.twrp.me to this branch as a WIP.
diff --git a/libtar/Android.mk b/libtar/Android.mk
index 90a5006..6b464f3 100644
--- a/libtar/Android.mk
+++ b/libtar/Android.mk
@@ -4,7 +4,7 @@
 include $(CLEAR_VARS)
 
 LOCAL_MODULE := libtar
-LOCAL_MODULE_TAGS := eng optional
+LOCAL_MODULE_TAGS := optional
 LOCAL_SRC_FILES := append.c block.c decode.c encode.c extract.c handle.c output.c util.c wrapper.c basename.c strmode.c libtar_hash.c libtar_list.c dirname.c android_utils.c
 LOCAL_C_INCLUDES += $(LOCAL_PATH) \
                     external/zlib
@@ -25,7 +25,7 @@
 include $(CLEAR_VARS)
 
 LOCAL_MODULE := libtar_static
-LOCAL_MODULE_TAGS := eng optional
+LOCAL_MODULE_TAGS := optional
 LOCAL_SRC_FILES := append.c block.c decode.c encode.c extract.c handle.c output.c util.c wrapper.c basename.c strmode.c libtar_hash.c libtar_list.c dirname.c android_utils.c
 LOCAL_C_INCLUDES += $(LOCAL_PATH) \
                     external/zlib