Merge branch 'release-1.4.0' into develop
update version number
remove existing permanent ID minting; closes #62
Merge pull request #63 from duke-libraries/62-old-permanent-id-minting

remove existing permanent ID minting; closes #62
replace custom_permissions method with ability_logic insertion; closes #64
Merge pull request #65 from duke-libraries/64-ability-custom-permissions

replace custom_permissions method with ability_logic insertion; closes #...
Filter vocaulary terms to include only properties in DescriptiveMetadataDatastream (fixes #68)
Added "coverage" to .gitignore
fix method names; closes #70
Merge pull request #71 from duke-libraries/70-deprecated-persons

fix method names; closes #70
set version to 1.5.0
Merge branch 'release-1.5'