Major JUCE features and updates

This file lists the more notable headline features. For more detailed info
about changes and bugfixes please see the git log and BREAKING_CHANGES.md.

Version 7.0.11

• Fixed an issue with paths containing a tilde in Xcode
• Multiple fixes for plug-in deployment and code signing in Xcode
• Fixed an issue painting an empty RectangleList
• Improved the performance of TreeView rendering