musl: Updated (0.9.13 -> 0.9.14)
ncurses: Updated (5.9-20130518 -> 5.9-20130921)
gcc: remove alpha architecture support

This architecture is not maintained in OpenSDE and has itself no real
relevance anymore.
gcc: improved to also inject --with-abi depending on -mabi
gcc: improved to also inject --with-fpu depending on -mfpu
gcc: improved to inject --with-float depending on -mfloat-abi
gcc: improved options.arm.in to inject the newly introduced generic tuning options
gcc: added parse-config-fixarch to properly extend arch_target depending on the arm abi and float abi
gcc: changed to define $gcc_ver being a comparable version number
uclibc: fixed parse-config-fixarch to properly fix arch_target in the case it doesn't end with "gnu"
uclibc: fixed to also enable ARCH_WANTS_{BIG,LITTLE}_ENDIAN config symbols to properly use the choosen endianess on architectures which supports both flavours
musl: fixed parse-config-fixarch to properly fix arch_target in the case it doesn't end with "gnu"