some missed files added
add missed files
add missed file
conference description
Merge remote-tracking branch 'origin/master'
add missed files
Merge remote-tracking branch 'origin/master'
Merge remote-tracking branch 'origin/master'
fix some nodes
Merge remote-tracking branch 'origin/master'

Conflicts:
	documentation/section_unificated_semantic_network_and_representation/section_sc_code/section_subject_domain_of_sc_identifiers/ontology_subject_domain_of_external_sc_identifiers_content.scsi
small bugs fixed