switch from marked to commonmark parser
use frontmatter, use basic ssi, use basic templating

switch to using son formatted frontmatter for title, date and setting
html layout file to use. allow basic includes of "partials" using Apache
SSI style html comment include directives. Use hairlip for basic "handlebars"
style templating in the html layouts.
Putting it all together, now have a basic, working site generator.
update docs with my changes
fix doc update formatting
doc format fix
switch to using commonmark from npm module
handle paths with/out trailing slashes,...

cleanup code, better logging output, better docs
switch to using hairlip npm package
switch to using ssi parser from npm
fix package.json, add ssi package to manifest
Merge pull request #1 from maks/master

extra features and changes