Use np.iinfo to figure out int min/max values
TST: unit test to reproduce #2599 on some platforms
TST: couple small test fixes
TST: randomize HDF5 file name to tease out #2645 issue
BUG: fixed old version compatibility warnings
     added copy_to method to allow file upgrades to new version
didn't include the test file (in _static of docs dir)
DOC: minor doc updates to conform with new datetime64 behavior
DOC: release notes formatting fixup
BUG: updated the copy method to work with supplied options
ENH: added overwrite parameter to copy (defaults to True)
ENH/BUG: refactor of non-table HDFStore to put in object form (Storer class), for future enhancements
         added shape to non-table display
         closes GH2637
TST: more tests, added ncols to table output in printing
BLD: rebased - for some reason was not up to date
BLD: merged in #2632 locally, resolved a couple of issues
TST: ignore remove file errors