Range FEA 1.2.0

Improvements

• Replace the legacy display-list / immediate-mode rendering pipeline with a fully VBO-based backend and GLSL 1.20 shaders
• Enable transparent surfaces
• Improved translations
• Documentation and tutorials translated to Slovak language

Bug fixes

• Do not display empty "()" in model info box area when no model comment is set
• Do not allow to accept empty model name when renaming a model or creating a new model
• Cannot pick hole edges
• Fix SSL error on macOS by seeding system CA certificates