Recover hand-written Makefile generator to support building without xbuild (needed on versions of Mono older than 3.0 where xbuild does not work with fsharp).
Recover hand-written Makefile generator to support building without xbuild (needed on versions of Mono older than 3.0 where xbuild does not work with fsharp).

kjnilsson/FSharp.AutoComplete,vasily-kirichenko/FsAutoComplete,rneatherway/FsAutoComplete,cloudRoutine/FsAutoComplete,cloudRoutine/FsAutoComplete