work on IMS.OSTIS project
NL-files explanation updated
Merge remote-tracking branch 'origin_fork/master'
Merge remote-tracking branch 'origin/master'

Conflicts:
	to_check/projects.scs
first file of 3
Merge pull request #23 from ShunkevichDV/master

Conflict resolved
fix errors
Merge pull request #11 from PavelShmigel/master

new content
Merge remote-tracking branch 'origin_fork/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
Merge pull request #10 from PaulHiriluk/master

Hiryliuk first file of 3
Merge remote-tracking branch 'origin_fork/master'
extensions fixed
Merge pull request #12 from PavelShmigel/master

ontology fix
ontologies added
Ontology of ontologies updated
ontologies fixed
content