Merge numba-master and update numba to recent version with overloads inlining

[Hardcode84]

Overloads inlining is available but not enabled yet.

Had to remove *args param from Series idxmin, idxmax and and cumsum due to numba regaression (will report to numba).

[pep8speaks]

Hello @Hardcode84! Thanks for updating this PR. We checked the lines you've touched for PEP 8 issues, and found:

• In the file sdc/tests/test_basic.py:

Line 362:30: E261 at least two spaces before inline comment

• In the file sdc/tests/test_d4p.py:

Line 43:40: E127 continuation line over-indented for visual indent
Line 44:40: E127 continuation line over-indented for visual indent

• In the file sdc/tests/test_dataframe.py:

Line 41:36: E127 continuation line over-indented for visual indent

• In the file sdc/tests/test_date.py:

Line 39:36: E127 continuation line over-indented for visual indent

• In the file sdc/tests/test_groupby.py:

Line 37:36: E127 continuation line over-indented for visual indent

Comment last updated at 2019-12-12 14:59:00 UTC