Merge pull request #30 from jonschlinkert/master

adds tests for collections (pages/tags), to make sure dest paths are calculating correctly
Merge pull request #31 from jonschlinkert/master

makes logging verbose
Merge pull request #32 from jonschlinkert/master

new presets, tests, docs and redefined targets
Merge pull request #33 from jonschlinkert/master

tweak docs for presets
Merge branch 'relative-paths' of https://github.com/jonschlinkert/permalinks into relative-paths
Fixing plugin to work with render:pre:pages stage

Making the plugin work with render:pre:pages stage so
it's calculating the page.dest for all the pages at one time.
This allows other pages to reference other pages destinations
properly in templates.
Merge pull request #36 from doowb/relative-paths

Relative paths
adds tests and examples for using permalinks with pagination, to ensure that relative paths are being calculated properly.
temporarily adding some helpers to the project. these should be npm modules before merging this into master - however, they aren't npm modules yet, so we'll deal with this for now.