Errers

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

Added
-----
- Add error message when clicking on "Check" button if Microsoft Word not
found (on Microsoft Windows).
- Add error message when clicking on "Email log" button if Microsoft Outlook
not found (on Microsoft Windows).
- Add support for creation of shortcuts when application is frozen (on
Microsoft Windows).
- Create PyInstaller configuration files for Microsoft Windows.

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

Fixed
-----
- Fix bug in rule for acro package (\\iacs and \\iacl commands).

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

Removed
-------
- Remove dependency on "six" package.

Fixed
-----
- Fix bug in rules for old DRDC document classes.
- Fix bug in determination of rule location in LaTeX document.

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

Added
-----
- Add support for name of consolidated DRDC document class (drdc).

Fixed
-----
- Fix bug that made GUI exit on exceptions.
- Fix bug in exception handling of local rules.

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

Added
-----
- Add initial support for Interact class (Taylor & Francis).
- Add initial support for packages: apacite, endfloat, fixme, natbib, subfig.
- Add rules for commands:
- | core:
| \\newblock, \\PassOptionsToPackage, \\thanks
- | booktabs package:
| \\toprule, \\midrule, \\bottomrule
- Add rules for environments:
- | amsmath package:
| align, alignat, flalign, gather, multline

Changed
-------
- Change identification of document class and packages: now obtained from
LaTeX log file if available, with fallback to LaTeX file if not.
- Change file insertion function so it logs missing files rather than crash.
- Change rules so newline characters after comments and argument-less commands
are removed when not followed by a blank line.

Fixed
-----
- Fix Unicode conversion bug in trace and error reports with Python 2.

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

Added
-----
- Implement nolocal option (was already present, but inactive).
- Add initial support for packages: dtk-logos, scalerel.
- Add rules for commands:
- | core:
| \\LaTeX, \\hyphenation
- | listings package:
| \\lstloadlanguages

Changed
-------
- Change default rules so they can process starred commands.
- Modify reading of document rules to allow flags and multiline definitions.