ENH: creation-date and genoerated-by now stored in Table
Remove check for file before write

Fixes #274.
Chaning hdf5 tables to new file representation
Merge branch 'master' of github.com:biocore/biom-format into other_attrs

Conflicts:
	biom/table.py
ENH: Add with and without H5PY tests in travis.yml

DO NOT MERGE.

Fixes #288
REL: biom deps on pyqi 0.3.2 now
adding from_tsv
Merge pull request #356 from wasade/other_attrs

ENH: creation-date and genoerated-by now stored in Table
Change function call to "to_json"
Merge branch 'master' of https://github.com/biocore/biom-format into issue289
MAINT: removing unused methods
ENH: passing shape now to dict_to_sparse
MAINT: removing unused imports
ENH: Remove h5py on USE_H5PY=False
API: summarize-table no longer can do md5
STY: line to long
ENH: Uninstall h5py after pip installs it
ENH: Uninstall h5py using pip instead of conda
STY: Group together the conditional statements.
ENH: :cry: