Add Irving Berlin's "Always"

Still need to play though it.
Linebreaks for Berlins's "Always"
Add wrapper function \myMark

This will allow us to control the formatting of section marks.
Convert all single letter marks to \myMark
User the user's python binary instead of /usr/bin
Always use the current year for the copyright

Instead of "(c) 2011-2012 Mark Veltzer", use 2011-CURRENT_YEAR
Remove superfluous spaces from table of contents

There should not be a space before the comma that separates the composer from
the poet.
Merge pull request #13 from captbaritone/always

Add Irving Berlins's "Always"
Merge pull request #14 from captbaritone/section-marks

Custom section marks
Merge pull request #15 from captbaritone/python-env

Problem with compiling on OSX [resolved]
started osx documentation
removed superfluous space from table of content
support typesetter
Merge pull request #17 from captbaritone/table-of-contents-comma

Remove superfluous spaces from table of contents
Merge pull request #18 from captbaritone/current-copyright-year

Always use the current year for the copyright
better auto checks
tabification