several corrections on readme
add cache busting example to js and css helpers
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.
Merge branch 'github.com/master'

Conflicts:
	Gruntfile.js
	test/actual/blog/post2.html
	test/actual/custom-helpers.html
	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/nested-layouts/helpers.html
	test/actual/object-blog/awesome-blog-post-2.html
	test/actual/object-blog/sweet-blog-post-1.html
	test/actual/paths/helpers.html
	test/actual/yfm/document.html
	test/actual/yfm/lists.html
	test/collection_tests.js
Merge branch 'github.com/master'
Merge pull request #271 from jonschlinkert/master

0.4.4