hlte: Clean up Samsung device inheritance

* Use CM dtbtool
* Use nested dependencies
* Remove unused items
* Move wifi config to device trees from msm8974-common
* Set per-network properties
* Remove init.qcom.class_core and init.qcom.class_main
* Remove unused qmiproxy
* Remove init.qcom.ril.sh
* Remove init.qcom.syspart.sh
* Remove init.qcom.modem_links.sh
* Remove init.qcom.sh
* Remove init.qcom.post_boot.sh
* Remove init.qcom.usb.sh
* Move egl.cfg to msm8974-common
* Remove nonexistant packages

bb45b94bc31b8c59771ff532a38abc3

Conflicts:
	BoardConfig.mk
	cm.dependencies
	device.mk
	init/init_hlte.c
	overlay/frameworks/base/core/res/res/values/config.xml
	system.prop

Change-Id: I238b659c695b26c5247baca5a73c244eca438048
HLTE: Disable offload again.

Change-Id: I97b19b63230430223a1f3b95dac7343b9baa95d6