Crash

=================

- Expanded the list of keywords used by autocompletion and
autocapitalization.

=================

- Fixed bug that caused ``crash`` to crash on startup when using Python 2.7.

=================

- Expanded the list of keywords used by autocompletion and
autocapitalization.

- Show error message before prompting the user to reconnect with ``\connect``
if the ``verbose`` is set.

- Added new command ``verbose`` to be able to toggle verbosity ON & OFF from
within Crash without the need to exit and reconnect.

- Print only error message instead of full stacktrace in case of wrongly
formatted hosts parameter.

- Try to connect to the CrateDB hosts before entering the Crash prompt also
if the ``--verbose`` flag is not set.

- Check if certificate related files exist and have read permissions before
entering Crash prompt.

=================

- Print only error message instead of full stacktrace in case of connection
error.

- Added support for SSL connection to CrateDB.

- Added new parameter ``username`` used to authenticate the user in CrateDB.

- Improved queries for ``sysinfo`` command

- Expanded the list of keywords used by autocompletion and
autocapitalization.

- Automatically capitalize keywords while typing, e.g. ``select`` -> ``SELECT``
**This feature is experimental and turned off by default. It may be removed
in future versions!**

- Automatically suggest and complete to ``UPPERCASE`` keywords
when using autocomplete.

- Added support for opening an editor to edit the current command.
This behaves similar as the same functionality in bash or zsh.

- Added support for suspend (``Ctrl-z``)

=================

- Fix: Single word statements (such as ``BEGIN;``) that return ``OK`` crashed
the application.

- Fixed issue that caused the `--sysinfo` command to fail after a connection.

=================

- Updated information_schema metadata queries to reflect the current state of
CrateDB.