Merge pull request #47 from wf49670/develop

Fix for issue #46. Thank you Walt.
Fix issue where .pn statements inside .nf blocks result in leading space miscalculation
Merge pull request #48 from davem2/bugfix-pn-in-nf

Fix issue where .pn statements inside .nf blocks result in leading space miscalculation.
Fix for issue #49 (FF page number interaction with drop-caps)

Detect a pageno span immediately after a <p for a drop-cap, and move it
to before the <p. This will leave the pageno naked, but ppgen will detect
that and put a <div> around it.
Merge pull request #50 from wf49670/FFpageno

Fix for issue #49 (FF page number interaction with drop-caps). Thank you Walt.
version 3.40