resolve undefined references
link odbc library to amplodbc
include a missing header

without this mingw can't compile the file due to undefined `_CRT_ERROR` etc
Merge pull request #6 from tkelman/undefined-refs

resolve undefined references
Merge pull request #7 from tkelman/missing-header

include a missing header
use wine to run executables when cross compiling

use TARGET_FILE for location of arithchk and gen-expr-info
build gen-expr-info statically for mingw

since it needs to run during build, but otherwise
would depend on libgcc and libstdc++
Remove unused file.
Fix ExprConverter::Convert.
Fix running solver tests out of tree.
Merge pull request #8 from tkelman/cross-compile

Modifications for cross compiling
Merge branch 'master' of github.com:ampl/mp