shelve: preserve newly created branch on non-bare shelve in wctx (BC)
Before this patch current branch in working context wasnt preserved
after shelve, this patch makes it restore after update.
fixbundle() {
grep -v 'saving bundle' | grep -v 'saved backup' | \
grep -v added | grep -v adding | \
grep -v "unable to find 'e' for patching" | \
grep -v "e: No such file or directory" | \
cat
}