added list of fundamental variables for indicators
Merge branch 'master' of https://github.com/tucker777/QSTK
Updated speed test.

Signed-off-by: John Cornwell <JohnWCornwellV@gmail.com>
Merge branch 'master' of github.com:tucker777/QSTK
modified calculation, zero rather than NaN for RSI
Merge pull request #13 from tucker777/ss/RSI_fix

modified calculation, zero rather than NaN for RSI
implemented pulling fundamental variables from the database
Merge branch 'master' of github.com:tucker777/QSTK
Merge pull request #14 from tucker777/ti/features

implemented pulling fundamental variables from the database
Merge branch 'master' of github.com:tucker777/QSTK
Undo changes

Signed-off-by: John Cornwell <JohnWCornwellV@gmail.com>
quick fix in end cases in the similarity measure.
calculating daily returns on close only
fixed a bug, now the data returned will be matching the keys passed
fixed the names of several variables to match naming conventions
deleted unused code
Merge pull request #15 from tucker777/ti/qstk

fixed a bug, now the data returned will be matching the keys passed
0.5 target risk is max sharpe
Merge pull request #21 from tucker777/sb/tradefix_10Jan

0.5 target risk is max sharpe
bug fix in balanced