[authors] Introduction to Macros

[Gary Schnabl]

While editing this chapter, I noticed that it is already out of date 
(according to v. 2.3.0). There have been some GUI changes, and 
different, new functions have been added, while some others are no 
longer applicable. Some rewriting is necessary...

Gary
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Gary Schnabl
2775 Honorah
Detroit MI  48209
(734) 245-3324