more pythonic memebership test
more sound-feeling settings handling
DEBUG: nasty trace statements everywhere. TODO: pretend this never happened
DEBUG: context for statemetns
Revert "DEBUG: context for statemetns"

This reverts commit d27dcec76e84266e9b9fc8983dd2cffc7175b601.
Add pelican-page-hierarchy plugin
Merge pull request #261 from akhayyat/page-hierarchy

Add pelican-page-hierarchy plugin
diverse debuggers
Merge commit '34dcbb2e10cd9ede39d4d3c0839548af6f02bca7' into alt_render_math