Change occurances of rust-image to image
Merge pull request #149 from gchp/readme

Change occurances of rust-image to image
Fixed slice breaking changes

Closes https://github.com/PistonDevelopers/image/issues/150
Merge pull request #152 from bvssvni/master

Fixed slice breaking changes
Fixed bugs where enum variants are considered variables

Closes https://github.com/PistonDevelopers/image/issues/151
Merge pull request #153 from bvssvni/master

Fixed bugs where enum variants are considered variables
Fixed compiler warnings

* Using Int::pow
Merge pull request #154 from bvssvni/master

Fixed compiler warnings