Added Travis-CI badge
Updated for latest mruby.
Update for latest mruby
Update for latest mruby
Fixed pointer cast error and forgot to free
Merge branch 'master' of github.com:mobiruby/mruby-cfunc
add search path for mac os x homebrew ffi install
added helper function for errno / strerror
ffi compatibility layer
cleanup debug messages
map double to… double…
allow access to the fields object in structrures

helps mimic how ruby-ffi works when working with
structures.