reformat Robin's code
move presentations to a separate folder
modify presentation-*.tex to use preamble

Also wrote Makefile to simplify compilation.
delete the misc/ directory

I will restore the program files into a standalone repo (publishable,
to accompany our report) once I've cleaned them up.
move report.tex to its separate directory
add bibliography

We will use BibTeX to simplify our life, with the additional assistence
of MathSciNet.
write Makefile to simplify report complitation
wrote the background section

I decided to do myself a favor by factoring code into sections and use
`\input' to put together the whole document.

I'll factor the pre-existing sections out later.
Merge branch 'master' of https://github.com/surim-arithmetic-dynamics/report