Fix the order of -l flags to fix compiling unoptar

Fixes #2

Apparently the order of the flags matters. Go figure.
Merge pull request #3 from cnelsonsic/fix_unoptar

Fix the order of -l flags to fix compiling unoptar
First attempt at automated builds.
Add the travis status to the readme.
Convert most of the readme to markdown
Merge pull request #4 from cnelsonsic/add_travisci

Add travis.ci support and README.md
change travis status to colindean account
pgm2ps should be executable
Branch name should be master.