Use addPrefix to avoid deprecated calls in >2.2.0
merged branch davedevelopment/mount-with-prefix (PR #643)

This PR was merged into the master branch.

Commits
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36b879b Use addPrefix to avoid deprecated calls in >2.2.0

Discussion
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Use addPrefix to avoid deprecated calls in >2.2.0

I think this should take care of #642
Force travis to use 2.1.*
merged branch davedevelopment/force-travis-2.1 (PR #644)

This PR was merged into the master branch.

Commits
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e11b93e Force travis to use 2.1.*

Discussion
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Force travis to use 2.1.* now 2.2 has a stable release