move .jshintrc to root
add `.assemblerc` for testing
Merge branch 'github.com/master'

Conflicts:
	test/actual/multi/dest1/helpers.html
	test/actual/multi/dest1/helpers.md
	test/actual/multi/dest1/html-helpers.html
	test/actual/multi/dest2/sub-dest/helpers.html
	test/actual/multi/dest2/sub-dest/html-helpers.html
	test/actual/paths/helpers.html
	test/actual/yfm/document.html
	test/actual/yfm/lists.html
0.4.4

* nested layouts
* pages arrays. pages can be formatted as objects or elements in the array.