Merge pull request #16 from vhbit/fmt-fix

Fmt fallout
Bump the version number
put cargo usage in the README
Merge pull request #17 from steveklabnik/master

put cargo usage in the README
NaCl/PNaCl (w/ Newlib) doesn't provide librt.a.
Merge pull request #19 from DiamondLovesYou/master

NaCl/PNaCl (w/ Newlib) doesn't provide librt.a.
Depend on gcc from crates.io
Move gcc dep to git
Bump to 0.1.0
Handle (P)NaCl crosses
Merge pull request #26 from DiamondLovesYou/master

Handle (P)NaCl crosses.