Say something about the ivy.settings.url property that can be used now to specify the settings.xml location.
Say something about the ivy.settings.url property that can be used now to specify the settings.xml location.

git-svn-id: bddd0b838a5b7898c5897d85c562f956f46262e5@1245873 13f79535-47bb-0310-9956-ffa450edef68

pantsbuild/ivy,pantsbuild/ivy