Merge branch 'release/v0.6.0' into develop
Use Qt methods for window title

Use QApplication::setApplicationDisplayName() and
QWidget::setWindowFilePath() instead of QWidget::setWindowTitle() to set
the title of the main window.
Add more documentation [ci skip]
Merge branch 'hotfix/v0.6.1' into develop
Translated Markdown Syntax Help

Make it possible to show the translated markdown syntax help document.
Also add a markdown syntax help document that is partly translated to
german.

Resolves #34
Update german translation
Add support for several new icons to fontawesome icon engine
Proxy support

Add proxy configuration to the options dialog. The user can now choose
between no proxy, system proxy and manual proxy configuration.

Resolves #29
Add support for several new icons to fontawesome icon engine
Switch to branch qmake-port on cloose/discount
[Extensions] Make parser options changeable

Add flag enum for the possible parser options. Use the passed flags
instead of hardcoded value when calling mkd_string() and mkd_compile().
[Extensions] Add parser options to document

Add parser options to Discount::Document constructor. Pass the options to
the Parser::parseString() call.
[Extensions] Add autolinkEnabled to Options class

Add property "autolinkEnabled" to Options class.
[Extensions] Autolink option

- Add sub-menu "Markdown Extensions" with entry "Autolink" to menu "Extras"
- Pass Options to HtmlPreviewGenerator
- Set parser option Autolink based on state of new menu entry
[Extensions] Strikethrough option

Add menu entry to "Markdown Extensions" which controls the parser option
Parser::NoStrikethroughOption.
[Extensions] Refactor HtmlPreviewGenerator

Move assembling the parser options into its own method.
[Extensions] Alphabetic lists option

Add menu entry to "Markdown Extensions" that controls the parser option
Parser::NoAlphabeticListOption.
[Extensions] Definition lists option

Add menu entry to "Markdown Extensions" that controls the parser option
Parser::NoDefinitionListOption.
[Extensions] SmartyPants option

Add menu entry to "Markdown Extensions" that controls the parser option
Parser::NoSmartypantsOption.
Merge branch 'feature/markdown-extensions-#30' into develop