remove usage of owned ptr in audio.rs
add Option wrapper to AudioSpec field, fix #97
Merge pull request #98 from andelf/fix-audio-owned-ptr

remove usage of owned ptr in audio.rs
Fixed codegen

* Removed unnecessary and deprecated `~` in `get_writer()`
* Switched to `FilePermission` values for `mkdir_recursive`
fix compile error under newest rust
rm unnecessary owned conversion
Implement SDL_UpperBlit as upper_blit
Merge branch 'master' of https://github.com/AngryLawyer/rust-sdl2
Merge pull request #99 from dpx-infinity/master

Fixed codegen
Make upper_blit use transmute instead of match
Merge pull request #100 from andelf/update-for-newest-rust

fix compile error under newest rust
Merge branch 'master' of https://github.com/AngryLawyer/rust-sdl2
Change from upper_blit to blit_surface
Replace flags.rs with stdlib bitflags macro
Merge pull request #103 from jcmoyer/bitflags

Replace flags.rs with stdlib bitflags macro
Change blit_surface to blit
Upgraded to latest Rust
Merge pull request #104 from bvssvni/rustup_20140516

Upgraded to latest Rust
Update to latest Rust
Merge pull request #105 from bvssvni/rustup_20140517

Update to latest Rust