Merge pull request #29 from ShunkevichDV/master

bibliorgaphy sources and relations subject domains updated
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