Update notes for submitted changes

* Use aarch64-linux-android-4.9 for arm64 build (attempt #3)
Update notes for submitted changes

* Revert "Use aarch64-linux-android-4.9 for arm64 build (attempt #3)"
Update notes for submitted changes

* For 64-bit, use 32-bit DEXPREOPT if zygote64 isn't enabled.
Update notes for submitted changes

* Update rules to install JNI libraries.
Update notes for submitted changes

* Make the zygote 64-bit for the x86-64 emulator.
Update notes for submitted changes

* Update build system for better Clang behavior on Mac.
Update notes for submitted changes

* Switch to new host prebuilt x86_64-linux-glibc2.11-4.6
Update notes for submitted changes

* Remove chromium_org and webview from the 64-bit blacklist.
Update notes for submitted changes

* Leave 'linux' defined on mips/mips64, like arm.
Update notes for submitted changes

* Leave 'linux' defined on x86/x86-64, like arm.
Update notes for submitted changes

* Build changes necessary for LLVM 3.5 switch.
Update notes for submitted changes

* include LGPL projects in GPL archives
Update notes for submitted changes

* Fix PATH setup for arm64.
Update notes for submitted changes

* Rename my_ndk_version_root to my_ndk_sysroot; and _include and _lib
Update notes for submitted changes

* Update build system for better Clang behavior on Mac.
Update notes for submitted changes

* Build changes necessary for LLVM 3.5 switch.
* Switch to new host prebuilt x86_64-linux-glibc2.11-4.6
Update notes for submitted changes

* Use java_home to determine jdk location.
Update notes for submitted changes

* Switch to new host prebuilt x86_64-linux-glibc2.11-4.6
Update notes for submitted changes

* Update build system for better Clang behavior on Mac.
Update notes for submitted changes

* Build changes necessary for LLVM 3.5 switch.