60693 Typo sweep (a: tests, cla: yes, f: cupertino, f: material design, framework, team, tool, waiting for tree to go green)

60726 Doc and Error Message Improvements (a: animation, a: annoyance, a: error message, a: quality, a: text input, cla: yes, d: api docs, d: examples, documentation, f: cupertino, f: material design, framework, waiting for tree to go green)

60730 Remove superfluous GestureDetector. (cla: yes, f: material design, framework, waiting for tree to go green)

60764 Support customizing colors for rows in DataTable (cla: yes, f: material design, framework, waiting for tree to go green)

60832 Fix typo in popup_menu.dart (cla: yes, f: material design, framework)