Change disableInput behavior to allow programmatic edits.
Fixup 63a49817a4522ada322ea81fd8b341d4dd7ee598

Issue #1565
[closebrackets addon] Fix reference to removed variable

Issue #1552
[vim keymap] Add support for :sort
[show-hint addon] (experiment) Add a container option
Fix bug that caused zero-length spans to occasionally survive edits

Issue #1561
Allow inline widgets to wrap again, measurement of their start and end
merge from CM source