mkdocs-material-1.0.0-rc

This is the final release candidate for 1.0.0. Changelog since beta.2:

• Make logo configurable again
• Improved contrast for footer credits
• Refactored drawer header and source display
• Refactored source icon SVG integration
• Fixed initialization logic of table of contents and sidebar
• Fixed output of HTML minifier (duplicate body closing tag)
• Fixed IE/FF compatibility issues
• Added -webkit-overflow-scrolling: touch for iOS dynamically
• Added edit-link again (for mkdocs 0.16)
• Added key handler to search modal to handle ESC
• Added listener to close search modal on anchor follow
• Added scroll shadow to drawer/navigation
• Added scrollfix for iOS