[mod-host] Full implementation

[SrMouraSilva]

• [x] add <lv2_uri> <instance_number>
• [x] remove <instance_number>
• [ ] preset_load <instance_number> <preset_uri>
• [ ] preset_save <instance_number> <preset_name> <dir> <file_name>
• [ ] preset_show <instance_number> <preset_uri>
• [x] connect <origin_port> <destination_port>
• [x] disconnect <origin_port> <destination_port>
• [ ] bypass <instance_number> <bypass_value>
  • Check if it is working
• [ ] param_set <instance_number> <param_symbol> <param_value>
• [ ] param_get <instance_number> <param_symbol>
• [ ] param_monitor <instance_number> <param_symbol> <cond_op> <value>
• [ ] licensee <instance_number>
• [ ] monitor <addr> <port> <status>
• [ ] monitor_output <instance_number> <param_symbol>
• [ ] midi_learn <instance_number> <param_symbol> <minimum> <maximum>
• [ ] midi_map <instance_number> <param_symbol> <midi_channel> <midi_cc> <minimum> <maximum>
• [ ] midi_unmap <instance_number> <param_symbol>
• [ ] set_midi_program_change_pedalboard_bank_channel <enable> <midi_channel>
• [ ] set_midi_program_change_pedalboard_snapshot_channel <enable> <midi_channel>
• [ ] cc_map <instance_number> <param_symbol> <device_id> <actuator_id> <label> <value> <minimum> <maximum> <steps> <unit> <scalepoints_count> <scalepoints...>
• [ ] cc_unmap <instance_number> <param_symbol>
• [ ] cv_map <instance_number> <param_symbol> <source_port_name> <minimum> <maximum> <operational-mode>
• [ ] cv_unmap <instance_number> <param_symbol>
• [ ] cpu_load
• [x] load <file_name>
• [x] save <file_name>
• [ ] bundle_add <bundle_path>
• [ ] bundle_remove <bundle_path>
• [ ] feature_enable <feature> <enable>
• [ ] transport <rolling> <beats_per_bar> <beats_per_minute>
• [ ] output_data_ready
• [x] help
• [x] quit