BUG: Yahoo finance changed ichart url. Fixed here
Merge pull request #5812 from spencerlyon2/yahooFinFix

BUG: Yahoo finance changed chart base url. Updated _get_hist_yahoo
Merge pull request #5815 from jreback/dropna_perf

PERF: perf issue with dropna on frame
ENH: enhance apply() on Panel for arbitrary functions (rather than just ufuncs) (GH1148)
ENH: add property dtypes on Panel objects