move all engine command support to appropriate engine class - incomplete
disable grammar for trouble-shooting
move eval_iam() to engines
use base class ::Engine for testing
initialize_project_data(): initialize %::Engine::by_name
suceed to start engine by libecasoundc
remove duplicate declaration
move $this_engine->{events} to $project->{events}
move comments and oconvert to pod
clean announcements on engine start
fix: don't save state immediately on project load
doc
allow time before starting socket for Net-ECI
reduce info output
convert key $this_engine->{jack_seek_delay} -> $jack->{seek_delay}
suppress spurious user warnings during tests
Merge branch 'refactor-engines'

Conflicts:
	src/Initializations.p