- Don't check for stgit unless needed w/generate-git-repo-from-patches.sh.
- Fix all patches wrt git diff --check.
- Update some tests (Tom de Vries)
- Fix ERRORs w/unsupported tests on native-gdbserver targets.
- Backport "Disable bracketed paste mode in GDB tests" (Tom Tromey)
- Backport "Handle DW_TAG_type_unit in process_symtab_unit" (Tom de Vries)