Merge tag '0.1.29' into develop

0.1.29
Fix permissions for deploy scripts
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Fix cache dir permissions
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Missing arg in command
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Exclude debugging gem
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Fix permission issues again
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Add a nicer maintenance page
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Remove Hotchalk form default newrelic app name
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Add QTIMigrationTool deployment
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Fix bundler version and QTI deploy permissions
Bump version
Fix perm for QTIMigrationTool