Add flex 2.5.39
curl to follow redirect on download
Add gettext 0.18.3.2
Add bison 3.0.2
fix flex
Add msys regex
Add regex binary
Add flex 2.5.39 binary
fix bison
fix bison
fix bison
fix bison
Add bison 3.0.2 binary
fix binutils
fix binutils
fix binutils