fixups
build: Add optional target-specific bootclass jar to dexpreopt

Allow target-specific additional boot class jars via
TARGET_ADDITIONAL_BOOTCLASSPATH for dexpreopt.

Change-Id: I67b31628bc8169f8df09e836b79618aa2a22ed9a
 build: Enable telephony-msim support for user builds.

 CRs-fixed: 444506

Change-Id: If6a34bbc7fd03ab9c74912d607cfdfcc8adb4ecf
build: Add support for telephony-msim

Add telephony-msim jar to DEXPREOPT_BOOT_JARS.

Change-Id: I839ec3b73a1366830230b4c2eac999b8515ed771
(cherry picked from commit 873084813dca1b431ef8a43ac91b58b7c69b92be)
default to O3 and strict-aliasing for optimization and switch to GCC-4.8 compiler
Merge remote-tracking branch 'carbon/jb3' into jb3

Conflicts:
	core/dex_preopt.mk