Minor updates

Added: OracleSqlParser - support for CAST function, including MULTISET
clause
Added: OracleSqlParser - support for table collection expression, e. g.,
SELECT COLUMN_VALUE FROM TABLE(SYS.ODCIVARCHAR2LIST('Value 1', 'Value
2', 'Value 3')) TABLE_EXPRESSION_ALIAS
Added: OracleSqlParser - support for partition extension clause, e. g.,
SELECT * FROM IDX_TEST PARTITION FOR (10 + 1 + LENGTH(6),
TO_DATE('2014-03-18', 'YYYY-MM-DD'), 'K1') P1, IDX_TEST SUBPARTITION
(P_C3_10_SP_C4_V1) P2