add pdf conversion

Here's the printable version for people who are too good for
markdown for some reason.

.gitignore

@@ -0,0 +1,3 @@
+*.tex
+*.pdf
+rubbish/

Makefile

@@ -0,0 +1,19 @@
+.PHONY: pdf
+pdf: overview.pdf
+
+rubbish/:
+	mkdir rubbish
+
+overview.pdf:| rubbish/overview.pdf
+	ln rubbish/overview.pdf overview.pdf
+rubbish/overview.pdf: overview.tex
+
+overview.tex: overview.md | rubbish/
+	lowdown -stlatex overview.md > overview.tex
+
+rubbish/overview.pdf: overview.tex
+	pdflatex -output-directory rubbish/ overview.tex
+
+.PHONY: clean
+clean:
+	$(RM) -r rubbish overview.tex

README.md

@@ -1,6 +1,7 @@
 Let's make a game, and start small.
 
-# Plan
+Plan
+====
 
 1. Step 1: Make a 0-player fish-tank, full of goblins.
 1. idk, C libraries, probably.
@@ -9,3 +10,16 @@ Let's make a game, and start small.
 
 Read the overview.
 
+Dependencies
+============
+
+- `texlive`
+    * `amsmath`
+    * `amssymb`
+    * `graphicx`
+    * `inputenc`
+    * `fontend`
+    * `textcomp`
+    * `lmodern`
+    * `hyperref`
+- `lowdown`