eric/Tigr-m2: A GNU Modula-2 binding to this graphic library. Will be used to translate the UI tutorial. @ binding-fixes

Eric Streit 02efb0bdda Fix tigr Modula-2 binding and complete the examples		1 月之前
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Makefile	02efb0bdda Fix tigr Modula-2 binding and complete the examples	1 月之前
opengl.c	02efb0bdda Fix tigr Modula-2 binding and complete the examples	1 月之前