Change ToVerticesSource into IntoVerticesSource
Merge pull request #172 from tomaka/vb-source-into

Change ToVerticesSource into IntoVerticesSource
Update for changes in Send/Sync
Merge pull request #176 from tomaka/update-rustc

Update for changes in Send/Sync
Fix warnings in examples
No longer call glTexSubImage on initialization if there is no data
Add `depth_range` to `DrawParameters`
Merge pull request #175 from tomaka/fix-warnings

Fix warnings in examples
Merge pull request #174 from tomaka/useless-texsubimage

No longer call glTexSubImage on initialization if there is no data
Merge pull request #152 from tomaka/depth-range

Add `depth_range` to `DrawParameters`
Uniforms reform