Fix typo
Rename "produceGeneralizedRDF" to "produceGeneralizedRDF" to keep naming consistent

See https://github.com/json-ld/json-ld.org/commit/d6460dcef6fa207302e5d3912a44fdffd603669f#commitcomment-4015838

/cc @gkellogg
Fix expected result of error-0023

This tests raises an invalid type mapping error in step 10.2 in the Create Term Definition algorithm.

/cc @gkellogg @dlongley
Update EARL report for Ruby JSON::LD.
Checks for colons not only accept absolute IRIs but also bnode IDs

We often look for a colon in a string to determine whether it is an absolute IRI or blank node identifier. In a couple of cases, we only mentioned absolute IRI. This change also explicitly mentions "blank node identifier" in those cases.
Return error value as specified in the error-0023 test

See https://github.com/json-ld/json-ld.org/commit/861a4f3759779c33362b0023140afebdde78eb89#commitcomment-4018113

/cc @gkellogg @dlongley
Enumerate features at risk in the SOTD
Update local biblio DB
Create 20130910 CR docs
Fix CR cross-document links
Minor tweak

to align the text in the API spec with the one in the syntax spec.