1.5.0

Changes

• fix local url with href anchor
• M2R convertor support for another MarkDown parsing way
• check_version command for version check in all files
  in repository
• bad parser in config fix
• desktop icon fix
• period check/save fix
• quit dialog fix
• dialogs use Document word
• tab width fix
• search error fix (issue #7)
• searching refactoring
• don't crash application when vim window failed or formiko icon not found
• right working with formatting and extensions by mime type
• right margin settings (issue #36)
• dark theme renderer support (issue #18)
• tab_width from ini config file fix (issue #28)
• upgrade SourceView to version 4