Fix touchscreen and compass orientation for Exynos 4210-based tablets

Samsung's I9100 Jellybean source release introduced some strange
orientation issues for the Tab 7 Plus and Tab 7.7 tablets.  This
reverts the touchscreen and compass behavior to that of the ICS
kernels.
toolchain: GCC 4.6 compatibility for U1 modems
net: Network tweak
defconfig: Update to v1.1.5