update documentation after writing the wiki

.gitignore

@@ -17,3 +17,5 @@ libTeX-cg.a
 *.sublime-workspace
 *.sublime-project
 
+# Documentation (available on the wiki)
+doc/

TODO.md

@@ -1,7 +1,6 @@
-Pure TeX things:
-*  Have a decent reference other than the source code
-
 Things that require help from the font manager:
 *  Parametrize character-level and word-level spacing
 *  Reduce horizontal spacing by using a proportional font
 *  Have a decent variable-height font system in gint (argh)
+
+More elements, I guess...

src/classes.c

@@ -133,9 +133,8 @@ void frac_render(struct TeX_Node const * node, int x, int y, int color)
 //	  Forces the middle of the decoration to be aligned with the baseline
 //	TEX_LEFTRIGHT_SYMMETRICAL:
 //	  Makes the size of the delimiter symmetrical around the baseline
-//	TEX_LEFTRIGHT_MAX_ANGLE:
-//	  Maximum angle allowed for "<" and ">" delimiters, radians (causes
-//	  these delimiters to grow in width if their content is tall)
+//	TEX_LEFTRIGHT_ANGLE_WIDTH:
+//	  Width of the "<" and ">" angle delimiters
 //
 //	Default:       Aligned:      Aligned symmetrical:
 //	 /  x           /  x                /  x