Fixed unresolvable reference in Javadoc comment.
Fixes for javadoc warnings in queryalgebra-federation, as well as some Eclipse automatic code re-formatting.
Javadoc warning fixes for repository-sail.
Javadoc warning fixes in sail-federation.
Fixed javadoc warning in RepositoryManagerFederator.
Fixed javadoc warning in QueryResultWriter.
Fixed Javadoc warnings for queryresultio-sparqljson.
Javadoc warning fixes for queryresultio-text.
Fixed javadoc warnings in config.
Fixed javadoc warning in AbstractQueryResultIOTest.
Merged in javadoc-fix (pull request #96)

Miscellaneous fixes for javadoc warnings spotted in the console output for CI builds 100 and 101