Default verbose logging to true. Updated plugin to use latest ci-sauce, which will throw an exception if Sauce Connect startup times out
Added unit test which verifies extraction of Sauce Connect
Use sfly-1.X branch build of ci-sauce.
Add settings.xml so we can build using Shutterfly internal artifactory repository.
Remove duplicate dependency definition for ant with 'provided' scope and version 1.8.0.
The ant dependency is also specified above with 'test' scope and version 1.8.1, which appears to be desired.

Warning from Maven 3:

[WARNING] 'dependencies.dependency.(groupId:artifactId:type:classifier)' must be unique: org.apache.ant:ant:jar -> version 1.8.1 vs 1.8.0 @ line 236, column 21
Specify latest release version of plexus-maven-plugin to resolve warning from Maven 3:

[WARNING] Some problems were encountered while building the effective model for org.jenkins-ci.plugins:sauce-ondemand:hpi:1.93-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.codehaus.plexus:plexus-maven-plugin is missing. @ line 48, column 21
Merge branch 'TRE-1462-mvn3-build-warning-cleanup' into sfly-1.X
Bump version to 1.93.0-SNAPSHOT to track upstream project at 1.93.