Revert "panic: Fix a possible deadlock in panic()"

This reverts commit a4667745626f267c609c8ab81baaa06dc4510f9f.
Revert "ARM: vfp: Use Hard Float and Neon libraries"

This reverts commit 6faa52e9ca9124d60d2d8bd4cde8889db0e69cdf.
toolchain: Update to GCC 4.7 Linaro 13.06 toolchain
drivers: bcmdhd: Add a flag
exynos: Fix redundant debug code
drivers: mali: Retune default voltages and thresholds