Deleting useless defconfigs

Conflicts:

	arch/arm/configs/at91rm9200_defconfig
	arch/arm/configs/cm_x300_defconfig
	arch/arm/configs/cyanogen_d2_defconfig
	arch/arm/configs/exynos4_defconfig
	arch/arm/configs/fsm9xxx-perf_defconfig
	arch/arm/configs/fsm9xxx_defconfig
	arch/arm/configs/integrator_defconfig
	arch/arm/configs/magician_defconfig
	arch/arm/configs/mini2440_defconfig
	arch/arm/configs/mmp2_defconfig
	arch/arm/configs/msm7627a-perf_defconfig
	arch/arm/configs/msm7627a_defconfig
	arch/arm/configs/msm7630-perf_defconfig
	arch/arm/configs/msm7630_defconfig
	arch/arm/configs/msm8660-perf_defconfig
	arch/arm/configs/msm8660_defconfig
	arch/arm/configs/msm8960-perf_defconfig
	arch/arm/configs/msm8960_defconfig
	arch/arm/configs/msm9615_defconfig
	arch/arm/configs/mxs_defconfig
	arch/arm/configs/omap1_defconfig
	arch/arm/configs/s3c2410_defconfig
	arch/arm/configs/tct_hammer_defconfig
	arch/arm/configs/tegra_defconfig
	arch/arm/configs/u300_defconfig
	arch/arm/configs/u8500_defconfig