Merge pull request #10 from StEvUgnIn/patch-2
add helper program to output D version
Merge pull request #9 from StEvUgnIn/patch-1
make sure that COMPILER and LIBRARY are set
Merge pull request #8 from diaasami/master
also check that PLATFORM and ENCODING are set
allow compiling with dmd 2.057 too
really convert any -Wl flags to DMD