Fix typo regarding versions in the readme
require --documentation flag to include text in idefs
Merge pull request #265 from nodegit/shrink-idefs

require --documentation flag to include text in idefs
voidcheck string pointers and reenable attr test
Merge pull request #266 from nodegit/fix-attr-test

voidcheck string pointers and reenable attr test
add Refs.nameToId and test
Merge pull request #267 from nodegit/RefsNameToId

add Refs.nameToId and test
Added ability for callbacks to poll promises for fulfillment value
Changed the cred methods over to be async promises

This should pass tests after then/promises#58 is fixed.
Updated the homepage
Made cred callbacks async again