CLN: remove add_dummies; use pd.get_dummies
REF: Remove try/except and just use append=False
API/BUG: change end date to 2013-07. Use contec mangager
REF: use store context manager
BUG: Handle partial frames better.

CHecking index names messed up None handling
BUG: Allow partial flows
DATA: Convert earnings to dollars
DATA: Keep hispanic variable
DATA: notebook
add regressions file
DATA: write out regression prep
REF/ENH: Make bls more iterable. Allow for mulit year stuff
BUG/API: Remove variable clash

API: make _make_data public
DATA: change wieght to decimals
BUG/DATA: check for singleton against str, not Iterable
more ntoes
DATA: updated notebook
BUG/DATA: need to mul treand year by 4; convert weight to decimal
DATA: Fetch u rate form BLS, needed monthly parser
notebook