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 Added EFO slim. Fixes #234
 Added has_parts for epithelium and BM. Addresses #269
 Added taxon constraints for BM. Addresses #269
 Adding relationships for septal nuclei structures
 added and obsoleted adult eye primordium (EFO)
 Changed def of tongue - Robert Druzinsky. Addresses #256
 Added dermatocranium part_of dermal skeleton. This ensures any bones in the dermatocranium are auto-classified as dermal bones/ Fixes #265
 dc-rights added
 Renamed alula. Fixes #264
 NT: extraperitoneal space. Additional axioms for: epidural space, retroperitoneal space
 abdominal fat changes. Explicitly broadened grouping class. NTs: adipose tissue of abdominal region, visceral abdominal adipose tissue. Fixes #259
 fixed equiv between integumentary adnexa and integumentary projection
 modified axioms for dorsal fin - was in_median_plane_of some dorsum, changing to median plane of organism and a separate axiom for part_of dorsum. Addresses #262
 merged hypodermis fat layer into subcutaneous adipose tissue
 modifying relationships and label for hypodermal muscle layer (muscle is now located in adipose tissue rather than a part)
 fat pad synonyms
 split many latin synonyms derived from dbpedia that were previously accidentally concatenated
 Fixed relationship between PA 2 skeleton and PA 2. Addresses #258
 Removed part_of link between hyoid arch skeleton and facial skeleton. Mistake arising from viscerocranium confusion. Addresses #258
 Modified definition of cricoid cartilage from Robert Druzinsky, modified from AAO definition. Also disambiguated tissue composition from primary classification.  Fixes #257
 NTs for subtypes of gustatory epithelium and removed restriction that taste buds were always on (papillae of) tongue
syn mods
Aligned with BSPO. made EFO to Uberon mostly 1:1
Fixed typo
Aligned with BSPO. made EFO to Uberon mostly 1:1
NTs: temporal fenestra and subtypes
Replaced non-ascii quotes. Fixes #276