ENH, CLN: When melt()'ing, allow for specification of custom variable and value names of the resulting DataFrame. Also fix indentation in melt() example to reflect actual output.
BUG: Non-unique indexing via ``loc`` and friends fixed (GH3659_)

BUG: deal with non_monotonic indices

CLN: convert slice_locs arrays to sliced ranges if possible
CLN: did not need to convert to index array/slicer as the only

     time this happens is when a boolean array comes back from get_loc,
     means the index is non_monotonic, which is an exception in any event
Merge pull request #3661 from jreback/loc_non_unique

BUG: Non-unique indexing via loc and friends fixed when slicing (GH3659_)
DOC: correct iterator/chunksize docs in regards to return value (is TextFileReader), not TextParser
ENH/CLN: add helpers for ipnb detection
ENH: special case HTML repr behaviour on ipnb GH3573

PTF
ENH: disable qtconsole HTML output again. add explanation why.
DOC: update RELEASE.rst
CLN: pandas stata reader should clean up after itself

CLN: ensure_clean in stata temp data files, thanks @cpcloud
DOC: add scalar results for timedeltas docs to timeseries.rst
TST: add html5lib to travis

add prefix for python3 versions

bs4lxml failed before let us install lxml from pip

here we go again
note bs4 install weirdness
BUG: rework display logic again. deprecate display.height
DOC: Update Faq section on repr display options
DOC: update RELEASE.rst

PTF
ENH: Add actual test assertions for melt().
DOC: Add documentation for new melt() functionality.
Merge pull request #3655 from cpcloud/read-html-travis-fix-3654

TST: add html5lib to travis
Merge pull request #3649 from hoechenberger/master

ENH: Allow for custom variable/value column names when melt()'ing