Async iterations.
changed sync to docs in default task
rebuild after updating license banners
adds missing license/copyright banners
Merge pull request #317 from jonschlinkert/master

adds missing license/copyright to banners
Merge branch 'github.com/master'
fix readme template
Merge pull request #318 from jonschlinkert/master

fix readme template
remove rev feature from helpers, since the compiled examples are always changed
Merge pull request #319 from jonschlinkert/master

remove rev feature from helpers, since the compiled examples are always ...
update yfm_test to reflect changes to assemble-yaml
Merge pull request #320 from jonschlinkert/master

update yfm_test to reflect changes to assemble-yaml
Merge pull request #313 from oncletom/async-tasks

Accelerating build time
adds test for page with no yaml front matter, minor cleanup in test templates. run tests
changes dep to assemble-yaml.
modifies date format in readme template, and changes lodash template examples to reference pkg.name instead of pkg.version, so the test/actual files and readme don't show as being changed after every build.
updates lodash/grunt.util._ methods so that assemble uses lodash for everything except for underscore.string methods, now aliased as _str. also updates all instances of _.extend method to use an empty object as the first parameter.  fixes a number of context issues
refactors code for `processContext` function. the build is now 30-50% faster.
adds missing `done();` in a few spots, some minor formatting
0.4.8
Merge pull request #321 from jonschlinkert/master

0.4.8