Separated keyword sets for different subplot types of scatter_matrix.
Updated RELEASE.rst to note modifications closing #3267
TST: unit test for #3503
DOC/BLD: fix annoying sphinx bugs
DOC: io/v0.11.1 changes
Merge pull request #3724 from changhiskhan/PR_bs4-doc

DOC: older version of bs4 for 64bit as well
DOC: v0.11.1 cross-links to other parts of the docs
DOC/BLD: squash deprecation warnings
DOC: squash even moar warnings
Merge pull request #3725 from cpcloud/sphinx-doc-fixes-3721

DOC/BLD: squash as many doc-build warnings as possible
DOC: readme.rst to reflect changes in install.rst
DOC: fix read_html attribute reading example
Merge pull request #3732 from cpcloud/read-html-docs-fix

DOC: fix read_html attribute reading example
BLD: refactoring in test_perf
BLD: make affinity optional, and reduce user message drama
BUG/BLD: pytables version checking was incorrect
BLD: test_perf.py, add --base-pickle --target-pickle options to test_perf
Merge pull request #3734 from y-p/PR_test_perf_pickle_compare

 BLD: test_perf.py, add --base-pickle --target-pickle options to test_perf
CLN: remove spurious print
Merge pull request #3735 from cpcloud/fix-travis-bug

BUG/BLD: pytables version checking was incorrect