Dragonfly

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Changed
~~~~~~~
* Change command-line interface (CLI) to allow using multiple engine options
arguments.
* Change load-directory CLI command to accept more than one directory.
* Remove English-language alternatives for the integer two.
* Set the Kaldi engine back-end as unavailable to old Python versions.
* Set the Kaldi engine option *auto_add_to_user_lexicon* to False by
default.

Fixed
~~~~~
* Fix a bug that occurs when using non-matching glob patterns as command
module files (CLI).
* Fix a few bugs with the CLI engine options argument.

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Fixed
~~~~~
* Fix a bug with Text action default pause values.
* Fix various bugs with keyboard input actions on Windows.

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Added
~~~~~
* Add Clipboard.synchronized_changes() context manager.
* Add Clipboard.wait_for_change() class method.

Changed
~~~~~~~
* Disable Kaldi debug logging workaround for Windows Key action bug.
* Make Clipboard class instances comparable based on content difference.

Fixed
~~~~~
* Add missing logger names and default levels into log.py.
* Fix bug caused by storing an internal lark grammar in a text file.
* Fix bug caused by storing the required KaldiAG version in a text file.
* Fix bug with mouse button emulation on Windows.
* Fix bug with the open/close mechanism of the Windows Clipboard class.
* Fix incorrect and messy Key action code for handling unknown keys.
* Fix incorrect handling of extended scan codes on Windows (keyboard input).

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Fixed
~~~~~
* Fix a number of bugs and other issues with keyboard input functionality on
Windows.

--------------------

Fixed
~~~~~
* Fix AttributeError bug in natlink engine.py file.

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Changed
~~~~~~~
* Adjust order of preferred SR engine implementations in get_engine() to
prefer Kaldi over SAPI 5 and Sphinx.
* Change clipboard toolkit to support retrieving copied files (format_hdrop)
on X11.
* Change clipboard toolkit to support setting and retrieving the three X
selections using the xsel program (X11).
* Change get_engine() to log an info message for initialized engines.
* Change the Choice element class to allow using list/tuple choices.
* Make various improvements to the Kaldi engine back-end and bump required
Kaldi-Active-Grammar version to 2.1.0. (thanks `daanzu`_).

Fixed
~~~~~
* Fix a number of Kaldi engine back-end bugs (thanks `daanzu`_).
* Fix leak of file open() without close in dragonfly/config.py (thanks
`wolfmanstout`_).
* Fix problem with the default action used by the Paste action class.
* Fix the Windows keyboard code so that letter and number keys can be
pressed using the Key and Text actions, regardless of the active
keyboard layout.

Removed
~~~~~~~
* Remove Google cloud speech-to-text functionality from the Kaldi engine
back-end (unneeded dependency).