Merge pull request apollographql#140 from apollographql/NeoPhi/prep-0…

….5.8

prep 0.5.8

Bump version

Merge pull request apollographql#118 from PhiloInc/backport

Minor fixes to package

Merge pull request apollographql#112 from apollographql/NeoPhi/prep-0…

….5.4

prep for 0.5.4 release

bump iterall version

prep 0.5.2

update documentation for next release

also test release against node 8

0.4.4

release 0.4.3 and updated changelog