fix feature break from October VSCode insider#87

Merged

testforstephen merged 4 commits intomasterfrom jinbo_oct

Oct 16, 2017

+152-131

Commits on Oct 11, 2017

Commits on Oct 12, 2017

showErrorMessage API only supports printing a string variable and throw exception for Object
testforstephen
committed
remove unnecessary log
testforstephen
committed