REGEN: doc and projects
CLEAN: remove package.json esp paragraph.
CLEAN: improve trace.
REFACTOR: esp command to run stand-alone.
CLEAN: trace and compile warning.
FIX: mprParseSocket if using https:// in the address.
CLEAN: trace.
FIX: appweb -? to emit help.
FIX: esp unit test for app generation
CLEAN: EspApp warning