9073 Fix unchecked operation warnings in FlutterMain (cla: yes)

9074 Rename macOS FLEPlugin* to FlutterPlugin* (cla: yes)

9075 IOS Platform view transform/clipping (cla: yes)

9077 Update macOS podspec version requirement (cla: yes)

9078 Fix internal break since listing contents can return null (cla: yes)

9081 Correct typos, adopt US spellings (cla: yes)

9083 New Plugin API PR5: Integrates plugin lifecycle control with FlutterFragment. (cla: yes)

9085 Jacobs - Use track-widget-creation transformer included in the sdk (cla: yes)

9086 Delete BSDiff sources (cla: yes)

9087 Removed outdated deprecation comments (cla: yes)