patch for issue #140 (old image erroneously re-loaded in new projects with blank image)
patch for issue #141 (missing svg layer)
cleaned up logging output (server side)
imports patch for issue #137 (compile does not work with files in subdirectories) -- see https://github.com/thehogfather/pvsio-web/commit/373e49960618215a6099854bc978bd7fd17126a0
Merge remote-tracking branch 'origin/master' into beta