MinGW-w64 builds of GCC/Binutils for Windows

These packages contain both 32-bit and 64-bit compilers/binutils, and the mingw-w64 runtime headers/libraries.

The latest version includes:
- gcc 4.9.1
- gmp 6.0.0a
- mpfr 3.1.2
- mpc 1.0.2
- cloog 0.18.1
- isl 0.12.2
- binutils 2.24
- mingw-w64 3.1.0

Additionally, following libraries are included:
- pthreads-w32 2.9.1
- zlib 1.2.8
- bzip2 1.0.6

This toolchain should be complemented with a MSYS environment for a full build-system.

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Version History:
r12 - 2014-07-30
    Updated to GCC 4.9.1, GMP 6.0.0a
r11 - 2014-05-22
    Updated to GCC 4.8.3, mingw-w64 3.1.0, binutils 2.24
r10 - 2013-11-17
    Repackaged with proper pthreads 64-bit library
r9 - 2013-10-20
    Updated to GCC 4.8.2 and mingw-w64 3.0.0
r8 - 2013-06-01
    Updated GCC to 4.8.1, gmp to 5.1.2 and zlib to 1.2.8
    Using mingw-w64 trunk r5876
r7 - 2013-04-13
    Updated GCC to 4.8.0 and all libraries to match
    Using MinGW-w64 trunk, required for GCC 4.8
r6 - 2013-04-13
    Updated to GCC 4.7.3, mingw-w64 2.0.8
r5 - 2012-11-04
    Replaced experimental winpthreads with pthreads-w32 2.9.1
    Updated mpc to 1.0
r4 - 2012-10-27
    Updated scripts to Zeranoe's Script 3.0.6
    Updated to GCC 4.7.2 and mingw-w64 v2.0.7
r3 - 2012-07-14
    Updated to mpfr 3.1.1
    Updated to mingw-w64 stable/v2.x r5214
r2 - 2012-06-23
    Switched to MinGW-w64 stable/v2.x branch and clean build scripts
r1 - 2012-06-20
    Initial Version based on MinGW-w64 with GCC 4.7.1
