Added missing references to new predicates to the script that builds the PDF version of the Reference Manual.
Added missing references to new predicates to the script that builds the PDF version of the Reference Manual.

git-svn-id: 4c7b768bc2e2a56aa1c56b1b5a9454ba68342430@3980 ac9c905b-388a-4ddf-9b6a-4063a022bc57

LogtalkDotOrg/logtalk2,LogtalkDotOrg/logtalk2,LogtalkDotOrg/logtalk2,LogtalkDotOrg/logtalk2,LogtalkDotOrg/logtalk2