move validateES6 to after preprocessing; fixes #785
fix ember init not using project name if given
update changelog
add test to prevent regression
fix changelog markdown error
Merge pull request #792 from jakecraige/fix_init_not_respecting_given_project_name

fix ember init not using project name
Merge pull request #786 from ghempton/es6-preprocessors

move validateES6 to after preprocessing; fixes #785