Update build.jl
Merge pull request #85 from the-moliver/patch-1

Update build.jl to fix github.com/JuliaLang/Cairo.jl/issues/81
alternate fix for #74 (gettext rpm)

Cairo works fine w/o gettext-devel installed.
change winrpm name again

zlib1 was not working on 32 bit, this should work on both
Get rid of Dict deprecation warnings