BLD: bring back build_ext warning message cython is missing #2439
TST: df.from_records should accept values deriving from ABC collection.Mapping
ENH: df.from_records should accept values deriving from ABC collection.Mapping, GH3000
TST: add tests for Period().to_timestamp(tz=foo), GH2877
ENH/BUG: add tz argument to to_timestamp of Period, GH2877
ENH: Allow setitem in a frame where only mixed numerics are present (e.g. int and float) GH 3037

CLN: minor change in _consolidate_inplace (check if consolidated first, so that we can cheaply call this)
BUG: Handle concat of series with same name, GH2972
Merge pull request #3050 from jreback/numerics_3037

ENH: Allow setitem in a frame where only mixed numerics are present
Merge pull request #2860 from y-p/GH2439

BLD: bring back build_ext warning message cython is missing #2439
Merge pull request #3005 from y-p/GH3000

 df.from_records should accept values deriving from ABC collections.Mapping #3000
Merge pull request #2991 from y-p/GH2877

ENH/BUG: add tz argument to to_timestamp of Period GH2877
Merge pull request #3058 from dieterv77/FixGH2972

BUG: Handle concat of series with same name, GH2972