DOC: Adding parameters to frequencies, offsets (issue #2916)
Merge pull request #3420 from karmel/master

DOC: Adding parameters to frequencies, offsets (issue #2916)
BUG: respect passed chunksize in read_csv when using get_chunk function. close #3406
TST: Timestamp repr is valid python code
ENH/CLN: make Timestamp repr executable, like datetime

PTF