Bug 1280185 - Mention npm install earlier in the UI docs (#1590) r=emorley
Bug 1280185 - Mention npm install earlier in the UI docs (#1590) r=emorley


akhileshpillai/treeherder,akhileshpillai/treeherder,glenn124f/treeherder,tojon/treeherder,tojonmz/treeherder,tojon/treeherder,tojonmz/treeherder,edmorley/treeherder,kapy2010/treeherder,tojonmz/treeherder,tojonmz/treeherder,glenn124f/treeherder,KWierso/treeherder,KWierso/treeherder,edmorley/treeherder,KWierso/treeherder,tojonmz/treeherder,kapy2010/treeherder,edmorley/treeherder,kapy2010/treeherder,glenn124f/treeherder,glenn124f/treeherder,akhileshpillai/treeherder,KWierso/treeherder,glenn124f/treeherder,tojon/treeherder,akhileshpillai/treeherder,glenn124f/treeherder,tojon/treeherder,kapy2010/treeherder,kapy2010/treeherder,edmorley/treeherder,akhileshpillai/treeherder,akhileshpillai/treeherder,tojonmz/treeherder