Increase timeout of replwrap test from 2=>5

The OSX build slave is almost as bad as travis, its very
sluggish -- Anyway this timeout condition occurs
intermittently presumably because it is too short

https://teamcity-master.pexpect.org/viewLog.html?buildId=782&buildTypeId=Pexpect_MacOs&tab=buildLog#_focus=499
Merge pull request #149 from jquast/increase-replwrap-timeout

Increase timeout of replwrap test from 2=>5