refactoring
improved diff-dialog added/deleted button ux colouring
fixed bug in diff-dialog where < > navigation was selecting expected file based on most-changed-file because current-filename was not being passed
fixed rogue js comment
refactoring
refactoring
fixed bug: diff-dialog was not selecting an initial filename when re-opened
refactoring
refactoring
test refactoring
test refactoring
test refactoring
test refactoring
test refactoring
test refactoring
test refactoring
test refactoring
refactoring
refactoring
refactoring