Merge pull request #25 from ShunkevichDV/master

SCP documentation updated
Merge pull request #27 from ShunkevichDV/master

several small fixes
1) update subject_doamin_of_sc_relation
Merge branch 'origin/master'
Merge pull request #18 from AlyaSid/master

section_subject_domain_of_sc_set
Merge pull request #28 from ShunkevichDV/master

sc-set dubject domain updated
1) update section_subject_domain_of_sc_relations
2) update section_subject_domain_of_bibliographical_sources
Merge branch 'origin/master'
1) correct errors in section_subject_domain_of_sc_relation
2) add images to section_subject_domain_of_sc_relations
3) create model of section_subject_domain_of_bibliographical_sources
Merge pull request #19 from AlyaSid/master

section_subject_domain_of_sc_relation and section_subject_domain_of_bibliographical_sources
Merge pull request #29 from ShunkevichDV/master

bibliorgaphy sources and relations subject domains updated
1 update section subject domain of sc sets
2 update section subject domain of foarmal theories and logical formulas
1) move section_subject_domain_of_bibliographical_sources
Merge branch 'origin/master'
1) update section_sc_code
1) update section_sc_code
Merge pull request #20 from AlyaSid/master

move section_subject_domain_of_bibliographical_sources
1) update section_subject_domain_of_bibliographical_sources
1) create section_subject_domain_of_natural_persons_and_groups
Merge pull request #21 from AlyaSid/master

1) update section_subject_domain_of_bibliographical_sources