copied 3.3 as base for 3.4
changed shader references from 3.3 to 3.4
copied 3.3 shaders to 3.4 shaders
rewrote 3.4.frag to change color
added definition for fragment_/-loop_uniform and -loop_duration, build
works.
created 2.1_OpenGL's_Moving_Triangle dir and moved files
created 2.2_Objects_at_Rest and copied a makefile there
moved 0.0 to root of chapter
copied 0.0 as base to 2.3
copied vertex_data from tutorial into 2.3
changed name of 2.3 to 2.2.1, trying logic..
added /other/* to .gitignore
Added functioncalls to enable face culling to init().
Created .vert and .frag shader files for 2.2.1.
Shader references changed from 3.1 to 2.2.1 in main code.
Variable and calls related to uniform_offset added.
Size variable color_data added to display().
Second (1) VertexAttribArray enabled. Pointer offset set to size var color_data.
Disabling vertexAttribArray(1) at end of display().
Spelling of uniform_offset corrected. Compiles but no object.