ignore deps.dot (from 'log-deps' job)
improved support for JSDoc syntax-related warning keys

- these are:
  warn-unknown-jsdoc-keys
  warn-jsdoc-key-syntax
[BUG #7270] make lint check on [variant, statics] optimized trees

- now that the check set for known classes is the build list (rather than the
  library list)
- it is important to analyse trees that have been subjected to the same dependency-
  altering optimizations that were in effect when calculating the build list
- these are 'variants' and 'statics'
[BUG #7270] duplicated some #ignore hints as @ignore hints for lint chekcing
[BUG #7270] exhaustively duplicating #ignore as @ignore hints for lint checking

- but left out most of qx.test.*