less batches
Merge pull request #509 from willtp87/7.x

less batches
no need for bin mappings
Merge pull request #510 from willtp87/7.x

no need for bin mappings
chem mime fixes
Merge pull request #511 from willtp87/7.x

chem mime fixes
better chem mimes
Merge pull request #512 from willtp87/7.x

better chem mimes
Address ISLANDORA-860
Merge pull request #513 from ruebot/7.x-ISLANDORA-860

Address ISLANDORA-860