Tidied up the transformer code by putting common operations on the Output DU.
_layouts now working.
WIP
Completed mapping meta to dotliquid hash (and from yaml to meta).
Switched start args back to sample project.
Added book feature.  Not TOC yet, but we are de-number-wanging.
WIP on the book feature.
Removed some junk.
Removed a bit more junk.
Added first pass at book TOC algorithm.  Probably works, but not using the output yet.  Part of #16.  Need to get the Yaml active patterns in for page toc data.
Added first pass at book TOC algorithm.  Probably works, but not using the output yet.  Part of #16.  Need to get the Yaml active patterns in for page toc data.
Note about Yaml changes.
Bit of a re-write in attempt to be more "functional".  Dropped RootedPath for Uri extensions.  Taken out layouts again, but basic site content and blog is in (without layouts).
Started to put layouts back in.  WIP, but not broken.
Merge branch 'hack'
WIP
Got rid of tracer for simple logging functions.
Site/page meta mapping to Liquid hash back in
Added recursive layouts back in.  Removed some unused code.
Minor tweakage.