MLHR-800 #resolve #comment data map should be cleared after emit the
data
Merge pull request #735 from siyuanh/master

MLHR-800 #resolve #comment data map should be cleared after emit the data
Fixing front build script
MLHR-849 #resolve #comment Adding exit with result of npm install and notes
Merge branch 'master' into dt-0.9.4

Conflicts:
	front/build.sh