Fixed keyword alias to work with MemoryRecords, XmlRecords and LuceneRecords
fixing keyword copying in SelectCallable
Fixed metadata going missing
Sequences: Ensured toSet and toMap always preserve order
Moved xml escaping from Strings to Xml
fixing escape callable signature
Added convenience method for divide
Fixed build
Made Xml.escape accept Objects and now escapes quotes
Made Xml.escape accept Objects and now escapes quotes (merge)
Made tuple methods generics more relaxed
Started making MemorisedIterator support ListIterator
Uri: Improved mergePath logic
Uri: added drop functionality
Ensured LuceneRecords closes IndexSearcher after usage
Ensured LuceneRecords closes IndexSearcher after usage (merge)
Made sure that Sql and Lucene always close resources even if you don't finish iterating
Made tests clean up just incase
Ensured deleting directories always works
Xml: Disabled xerces logging