Updating metadata for 1.9.1
update calendar submodule
Refs #17078.  backport "G" (era) support for hebrew/locale.js into 1.9.2.
update dojox 1.9 to the latest dojox/app from dojo19 branch.
fix missing _set() call, fixes #17295
(cherry picked from commit 43af4ba56f7b589f2afffb9161e21cc2cad40ad8)
refs #14319. Fixes treemap selection event to get the proper renderer.