Generalize IndexBuffer to IndicesSource
Implement IndicesSource for data types in RAM
Add documentation to the index_buffer module
Merge pull request #66 from tomaka/indices-source

Improve indices handling
Tweak Cargo.toml files
Fix image dependency not optional enough
Fix Surface::draw not generic enough
Add assertion for buffer elements alignment
Move assertion for index buffers only
Fix wrong alignment of data in buffers
Merge pull request #68 from tomaka/fix-buffer-align

Fix wrong alignment of data in buffers
Merge branch 'master' of https://github.com/tomaka/glium
Minor optimization when creating a buffer
Version 0.0.2
Implement all texture types