defconfig: update crespo4g modem support
samsung_modemctl: add & enable MODEM_HAS_CRAPPY_BOOTLOADER
Update toolchain gcc-linaro-arm-linux-gnueabihf-4.8-2014.02
Revert "test: GCC 4.8 changes (not sure)"

This reverts commit e295f8b3eaa16e11a888272ac774c16f22c9397a.
test: -O3 optimization fix in GCC 4.8

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56888