Version 6.0.4 (bugfixes)

Bugfixes

• Added missing metadata in internals.txt and extending.txt (Issue #738)
• Fix addthis sizing with bootstrap3 theme (Issue #731)
• Refuse to install in unsupported Python versions (Issue #733)
• Fix sitemap plugin compatibility with Python 3 (Issue #734)
• Changed default PyGal style (Issue #726)
• Add files used by the listings directive as dependencies (Issue #723)
• Localsearch task now depends on all pages, for better accuracy.
• More robust directory creation (Issue #208)
• Proper logging (Issues #712 #704)
• Be less agressive in hyphenating, also, split words differently. (Issue #718)
• Fixed several blogger import issues.
• Avoid double slashes in RSS link elements (Issue #716)
• Fix Python 3 incompatibility (Issue #715)
• Consider the current theme chain's parent, bundles and engine part of the file_dep for
  files created by generic_page_renderer (Issue #711)