Rebuild es6 shim
Merge branch 'dev'
Merge branch 'dev'
Minor: fixing relative links
Merge pull request #314 from mrienstra/patch-1

Minor: fixing relative links
Merge branch 'master' into dev
add promise.fold
add myself as author :grinning:
remove boilerplate from test
add documentation
Allow initial value to be a promise. Move fold to internal.