g2-common: init: Define TCP buffer sizes

-Increase TCP buffer maximums
-Define TCP buffer sizes for HSPA, HSDPA, HSUPA,
 HSPA+, and UMTS (other network types work fine
 without the setting)

Change-Id: I81d3b08d3397cfbcbc25954367f341bb95be63eb
g2: init: Fix storage mounting

-Mount /system earlier
-Fix /sdcard/0/0/0/0/0/0/0/0... problem
-Fix run-parts permission denied

Change-Id: I919d2b3d3830d6b5df235cf79b01555d33a7cd82
g2: Remove bootloader option from reboot menu

Change-Id: I166ff659243f03e030fd5a524c0cf64a86532f4d
g2: Decommonize gps.conf

Change-Id: I4ec9244ae74f675b5bcf5066929419e538bd16a5

Conflicts:
	g2.mk
	gps.conf