typo in spark conversion
sql into tests
pytables: add field access to files
csv: compute(chunks(CSV)), pre_compute returns dataframe sometimes
remove resource glob.  This is in into now
remove test on csv schemas
dont do mongo tests, in into package
remove blaze.data
pandas: compute_by enforces expr field names
dispatched json_dumps function
remove chunks files
server uses json module and json_dumps function, not jsonify

This has neater and more numpy-compatible datetime printing
import typo