Start 2.13.
Add missing parens to explanation.
Add missing parens in example.
Merge branch 'master' of github.com:dkinzer/sicp.philly

Conflicts:
	src/1.3.scm
Remove merge conflict.
Update to MIT-Scheme version 9.2.
Ignore *.com files.
Add mit-scheme bindings for repl auto-completion.
Use rlwrap for better MIT-Scheme repl.

This is an implementation of an idea I got at
http://stackoverflow.com/a/11916365/256854
Add exit binding.
Do not break words at -

This makes lwrap be able to complete "enumerate-graphics-types".
Add back the parens as a word separator.

Otherwise, trying to complete "(exi)" and the like  will not work.
Refactor compile script.
Start 1.14.
Continue 1.14.
Complete 1.14.
Add 1.14 tree to output.
Fix compilation breaks for arch equals i686.
Use `let*` instead of nested `let`.
Complete 2.13.