Add scipy import check to biom.__init__.py
Bump version number to 1.3.0
Bump version number to 1.3.0-dev
Fix formatting issue in install instructions

Also reorganized a little bit for clarity.
Update install instructions a bit for clarity
Update changelog
Merge pull request #254 from jrrideout/1.3.0-doc-fix

1.3.0 doc fix
Bump version number to 1.3.1
Bump version number to 1.3.1-dev
Modify biom.__init__.py to use new-style raises
Merge pull request #246 from adamrp/add_scipy_import_check

Add scipy import check to biom.__init__.py
Remove check for scipy
Merge pull request #255 from adamrp/add_scipy_import_check

Remove check for scipy
removed dateutil
removed dateutil
removed dateutil
output_fp is now optional for summarize_table
addressed Jai's comments
added 1.3.1-dev
Merge pull request #257 from wasade/issue229

output_fp is now optional for summarize_table