include exports map in module debug prints
include exports map in module debug prints

Summary: This used to just print the name of the module, which is deeply unhelpful

Reviewed By: mroch

Differential Revision: D16361441

fbshipit-source-id: be1b7da790473d8eb3a197116e8488dcecb2695f

nmote/flow,nmote/flow,nmote/flow,nmote/flow,nmote/flow,nmote/flow,nmote/flow