Revert the following change which causes breakage reported here:
authorBen Elliston <bje@gnu.org>
Sun, 29 Mar 2015 23:04:48 +0000 (10:04 +1100)
committerBen Elliston <bje@gnu.org>
Sun, 29 Mar 2015 23:05:23 +0000 (10:05 +1100)
commit4107079062380801845bb090bc98b22c54bfaefd
tree9f07015308f1d60abb984052e506ec3e69b60976
parent5256bd82343000c76bc0e48139003f90b6184347
Revert the following change which causes breakage reported here:
https://lists.gnu.org/archive/html/dejagnu/2015-03/msg00003.html

2011-03-14  Jan Kratochvil  <jan.kratochvil@redhat.com>

* runtest.exp (runtest): Call reset_vars at initialisation so that
perror does not affect test results in other test scripts.
ChangeLog
runtest.exp