Merge pull request #7479 from dsm054/add-interp-copies

BUG: Make copies of certain interpolate arguments (GH7295)
Merge pull request #7465 from sinhrks/inittz

BUG: Some offsets.apply cannot handle tz properly
Merge pull request #7424 from hayd/value_counts_NaT

FIX value_counts should skip NaT
CI: 3.4 updates
Merge pull request #7461 from toddrjen/pep8

nanops pep8 fixes
DOC: fix docstring of value_counts/nunique dropna argument after GH7424
Merge pull request #7351 from sinhrks/boxcln

CLN: Simplify boxplot and tests
Merge pull request #5602 from dstephens99/master

ENH: Added method to pandas.data.Options to download all option data for...
DOC: Clean up docs for io.data.Options.
Merge pull request #7484 from dstephens99/master

DOC: Clean up docs for io.data.Options.
Merge pull request #6646 from dsm054/fix_indentation_errors

CLN: Fix many indentation errors found in #6643.
Switch if to elif in test_frame.test_to_csv_moar._do_test
[doc fix] minor update to fix latex usepackage syntax
Merge pull request #7489 from sanguineturtle/master

[doc fix] minor docstring update to fix df.to_latex() usepackage syntax
Merge pull request #7488 from dsm054/fix_test_moar_elif

Switch if to elif in test_frame.test_to_csv_moar._do_test
DOC: Fix index error for remote data docs.

DOC: Change v0.14.1.txt to use issue tracking for PR 5602
Merge pull request #7495 from dstephens99/master

DOC: Fix index error for remote data docs.
Added properly functioning case insensitive match without regex

pandas.core.strings.str_contains should now match case insensitivity properly if given regex=False and case=False.  Also added test cases for case insensitive pandas.core.strings.str_contains with and without regex.
Documentation for str_contains bug in changelog
BUG: Bug in timeops with non-aligned Series (GH7500)