upgrade to 2011.02, rename patchset directory

toolchain/gcc/Config.in

toolchain/gcc/Config.version

toolchain/gcc/common.mk

toolchain/gcc/patches/4.5.1+l/002-fix_pr44392.patch

toolchain/gcc/patches/linaro/100-uclibc-conf.patch

toolchain/gcc/patches/linaro/301-missing-execinfo_h.patch

toolchain/gcc/patches/linaro/302-c99-snprintf.patch

...hain/gcc/patches/linaro/305-libmudflap-susv3-legacy.patch

toolchain/gcc/patches/linaro/600-ubicom_support.patch

toolchain/gcc/patches/linaro/810-arm-softfloat-libgcc.patch

toolchain/gcc/patches/linaro/820-libgcc_pic.patch

toolchain/gcc/patches/linaro/830-arm_unbreak_armv4t.patch

...in/gcc/patches/linaro/840-armv4_pass_fix-v4bx_to_ld.patch

toolchain/gcc/patches/linaro/910-mbsd_multi.patch

...c/patches/linaro/993-arm_insn-opinit-RTX_CODE-fixup.patch

toolchain/gcc/patches/linaro/999-coldfire.patch