[OS/2] Handle TAB and LF chars properly instead of rendering as hex, patch by dmik
Back out xqs generation in NSS.

Not sure why there is now a problem, perhaps the new wl.exe.
For now we'll just generate the xqs files with the scripts after building but before packaging
[OS/2] Fix invalid conversion of NO_ERROR to NS_ERROR_FAILURE. Patch by dmik

Ref.https://github.com/bitwiseworks/mozilla-os2/commit/db82a5b2c98b4731cadc39cf96acb887505d78ec