delete cairo_wrapper
fix type of CGFloat
saving/restoring the CG state isn't correct
Some changes to make Cairo work on mac.
remove all references to Mac coordinate flip (reverts 7a60821 and
related and moves the necessary code back to Tk.jl)
fix a pointer truncation in cairo_xlib_surface_create (XID is a unsigned long)
fix find_library usage to remove deprecation warnings
Use zlib 1.2.8. Fix #23.
I am not updating the SHA1, as someone should verify this does work.
Merge branch 'master' of git://github.com/JuliaLang/Cairo.jl
replace :libcairo -> _jl_libcairo
API extensions (copy and set_source)
In copy(), also copy the current transform
Merge github.com:JuliaLang/Cairo.jl

Conflicts:
	deps/build.jl