Jaraco.util

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* Added jaraco.util.dictlib.IdentityOverrideMap
* Added jaraco.util.itertools.always_iterable
* All modules now use unicode literals, consistent with Python 3 syntax

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The entire package was combed through for deprecated modules. Many of the
modules and functions were moved or renamed for clarity and to match
modern PEP-8 naming recommendations.

* Renamed `jaraco.util.iter_` to `jaraco.util.itertools`
* Renamed `jaraco.util.cmp_` to `jaraco.util.cmp`
* Moved PasswordGenerator to jaraco.util.auth
* Updated callable() to use technique that's good for all late Python versions
* Removed jaraco.util.odict (use py26compat.collections.OrderedDict for
Python 2.6 and earlier).
* Renamed many functions and methods to conform more to the PEP-8 convention:

- jaraco.util

+ Moved `make_rows`, `grouper`, `bisect`, `groupby_saved`, and
`FetchingQueue` to `itertools` module. Renamed groupby_saved to
GroubySaved.
+ Moved `trim` to `string` module.
+ Moved `Stopwatch` to new `timing` module.
+ Moved `splitter` to `string.Splitter`.
+ Removed replaceLists.
+ Moved `readChunks` to `filesystem.read_chunks`.
+ Moved `coerce_number` and `ordinalth` to new `numbers` module.
+ Moved `callable` to `jaraco.lang.python` module.
+ Moved `randbytes` to `random` module.

- jaraco.dateutil

+ ConstructDatetime is now DatetimeConstructor.construct_datetime
+ DatetimeRound is now datetime_round
+ GetNearestYearForDay is now get_nearest_year_for_day
+ Removed getPeriodSeconds, getDateFormatString, and GregorianDate
backward-compatibility aliases.

- jaraco.filesystem

+ GetUniquePathname is now get_unique_pathname
+ GetUniqueFilename has been removed.

- jaraco.logging

+ Removed deprecated add_options.
+ methods, attributes, and parameters on TimeStampFileHandler updated.

* Removed jaraco.filesystem.change (moved to jaraco.windows project).
* Added jaraco.util.filesystem.tempfile_context.
* Removed jaraco.util.excel (functionality moved to jaraco.office project).
* Removed jaraco.util.timers (functionality moved to jaraco.windows project).
* Removed jaraco.util.scratch (unused).
* Removed ``jaraco.util.xml_``.
* Added jaraco.util.exceptions.suppress_exception.
* Added jaraco.util.itertools.last.
* Moved `jaraco.util.dictlib.NonDataProperty` to `jaraco.util.properties`.

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* Another attempt to avoid SandboxViolation errors on some Python
installations (Python 2 only).

=====

* Address attribute error for some older versions of distribute and
setuptools.

===

* dictlib.RangeMap now uses PEP-8 naming. Use `sort_params` and
`key_match_comparator` for
the constructor and `undefined_value`, `last_item`, and `first_item` class
attributes.
* Added `jaraco.util.bitutil.BitMask` metaclass.

=====

* jaraco namespace package now supports py2exe
* ItemsAsAttributes now works with dicts that customize `__getitem__`