attempt some fixes to failing tests (DOES NOT WORK)#1

runningskull wants to merge 1 commit intots2.7-typedef-fixrunningskull/mobx-state-tree:ts2.7-typedef-fixfrom

ts2.7-typedef-fix--test-fix--brokenrunningskull/mobx-state-tree:ts2.7-typedef-fix--test-fix--brokenCopy head branch name to clipboard