Redmine#5339: add packageupdatesmatching function
Merge pull request #1614 from tzz/redmine5339-packageupdatesmatching

Redmine#5339: add packageupdatesmatching function
testing travis ci.
correct the typo so travis can understand it.
show test.log if the test fails.
typo correction.
lower the range to check up time cause , cloud based slaves comes on demand..and is able to build with in minutes.
make sure the permission of the policies are 600 before execution of test.
skip the test for windows as its hanging at the moment.