Update of labels such that jdbc uses fdbsql style labels
add methods to retrieve SQL types and names
additional fixes resulted from tests
updated on comments
updated after comments
update on jdbc tests for type renaming in TypeInfoCache
merge SytzeH: Type labels

Merge pull request #48 from SytzeH/sql-layer-adapter-jdbc/typeLabels
https://github.com/FoundationDB/sql-layer-adapter-jdbc/pull/48