CHOP-599: create summary.json early enough to package with installer. viewer_manifest.py will now package a summary.json file, if present; but previously build.sh didn't create that file until after the viewer build.
CHOP-599: create summary.json early enough to package with installer.
viewer_manifest.py will now package a summary.json file, if present; but
previously build.sh didn't create that file until after the viewer build.

gabeharms/firestorm,gabeharms/firestorm,gabeharms/firestorm,gabeharms/firestorm,gabeharms/firestorm,gabeharms/firestorm,gabeharms/firestorm,gabeharms/firestorm,gabeharms/firestorm