hide the overlap
Fix bug #6462 (Go to First Error/Warning command broken) - Screen out
header sections (even invisible ones) when looking for first clickable row
in results table.
With unit tests.

Speaking of linting, also fixes two whitespace errors in DocumentCommandHandlers.
remove unnecessary project tree refresh after save as
back out change from PR 6382 where project tree without any selection incorrectly sets the current working set document as the tree selection
update fullPath-to-DOM id cache after rename. cleanup cache handling.
code review comments
Merge pull request #6520 from adobe/jasonsanjose/issue-6482-again

Fix for deleting file from tree after rename from tree
Merge pull request #6466 from adobe/pflynn/fix-goto-first-error

Fix bug #6462 (Go to First Error/Warning command broken)
Merge pull request #6507 from adobe/jasonsanjose/issue-6499

Remove unnecessary project tree refresh after save as
fix spelling error
Merge pull request #6521 from adobe/randy/readme-typo

Fix spelling error
Merge pull request #6380 from adobe/bchin/issue-5507

Fix issue #5507- "[Core][layout issue]: The layout of bottom panel and selected file seem strange when drag the left sidebar."
Fix missing reference to handleFileSaveAs
Merge pull request #6524 from adobe/jasonsanjose/issue-6512

Fix missing reference to handleFileSaveAs