Revert "Updated to 5.0.0.M3-SNAPSHOT"

This reverts commit 4301d3f5846e27f05210ee285a3d94d847b6f02e.
Revert "Updated to 5.0.0.M2"

This reverts commit 575afd4006dea66e1d3eed12fc9bcafea5153bf2.
BLACKTIE-434 don't pin to AS8