make: use colored output for gcc>=4.9
make: use colored output for gcc>=4.9

M1cha/android_bootable_bootloader_lk,M1cha/android_bootable_bootloader_lk,M1cha/android_bootable_bootloader_lk,M1cha/android_bootable_bootloader_lk,M1cha/android_bootable_bootloader_lk,M1cha/android_bootable_bootloader_lk