Merge branch 'release-0.38.0' into develop
Updated the news feed source
Minor updates in the EXT_dsa objects

- Added an overload of the Bind function to DSA Texture, Framebuffer,
  Renderbuffer and Buffer.
Minor updates in the EXT_dsa objects

- Added an overload of the Bind function to DSA Texture, Framebuffer,
  Renderbuffer and Buffer.
Minor improvements of OGLplus examples

- Removed unnecesary depth testing.
- Other minor changes.
Merge branch 'develop' of github.com:matus-chochlik/oglplus into develop
Cleanup in standalone examples
Added new development helpers/tools

- Added a script (using minc-tools) for converting MINC files to raw 3D texture data.
- Added a tool for reshaping raw 3D data to power of two sized cube.
Minor optimizations in standalone example
Merge branch 'develop' of github.com:matus-chochlik/oglplus into develop
Minor update in a utility app
Minor update in a utility app
Fixed a bug in the images::LinearGradient class
Added a new example and two new angle functions
Updated example requirements
Documentation update

- Added docs for the oglplus::SineWave01 and CosineWave01 functions.
Fixes in the make_bitmap_font tool
Update of a utility script
Added git-ignore file
Minor update in oglplus example