Tests added and CreateTableNode changed

tests added for create table as select
added getter for ResultColumnList and
now prints resultColumns in printSubNodes
withData now prints in all cases

withData is now printed in all cases
tests changed to reflect this
merge JerettS: CREATE TABLE  AS changes

Merge pull request #118 from JerettS/sql-parser/Create-Table-As-Select
https://github.com/FoundationDB/sql-parser/pull/118