add support for uClibc v0.9.30 (closes: #4271), thanks to Luigi Mantellini & Puchu!

toolchain/uClibc/Config.in

toolchain/uClibc/Config.version

toolchain/uClibc/Makefile

toolchain/uClibc/config/0.9.30/arm

toolchain/uClibc/config/0.9.30/arm.storm

toolchain/uClibc/config/0.9.30/armeb

toolchain/uClibc/config/0.9.30/avr32

toolchain/uClibc/config/0.9.30/cris

toolchain/uClibc/config/0.9.30/i386

toolchain/uClibc/config/0.9.30/i686

toolchain/uClibc/config/0.9.30/mips

toolchain/uClibc/config/0.9.30/mipsel

toolchain/uClibc/config/0.9.30/powerpc

toolchain/uClibc/config/0.9.30/x86_64

toolchain/uClibc/patches/0.9.30/110-compat_macros.patch

toolchain/uClibc/patches/0.9.30/120-adjtimex.patch

toolchain/uClibc/patches/0.9.30/130-sockets_throw.patch

...ches/0.9.30/180-fix_kernel_types_with_recent_kernel.patch