Workaround robot errors in FF23+. Still need to figure out how to deal with zoom level. Refs #17442.

(cherry picked from commit 23abc082d571cecce77d3957c405fd5399622b81)
Signed robot applet with a "Dojo Foundation" public key to make Java 7u40 happy. Fix accidental nondeterminism when testing on slower machines. Refs #17442.

(cherry picked from commit 9e1dc62201b7cd06f1c052bae663882003cd3957)
Updating metadata for 1.9.2
Updating source version to 1.9.3-pre
improve flattened bundles to provide hints about what wasn't flattened,  refs #17155

(cherry picked from commit 66370c2b17122d60b990956aa4142c51524218b3)
account for newline in sourcemap prefix

thanks dellekappa.  fixes #17631

(cherry picked from commit 92d40ea7dd095e3e5a24c0ce929cbcaf6a961618)