Don't print a new line after the 'transitive' attribute when merging configurations.

git-svn-id: https://svn.apache.org/repos/asf/ant/ivy/core/trunk@1450235 13f79535-47bb-0310-9956-ffa450edef68
Don't write empty inherited descriptors...

git-svn-id: https://svn.apache.org/repos/asf/ant/ivy/core/trunk@1450237 13f79535-47bb-0310-9956-ffa450edef68