Merge pull request #1920 from chrisgarrity/update-l10n

.tx/config

src/components/controls/controls.jsx

src/components/crash-message/crash-message.jsx

src/components/forms/label.jsx

src/components/library/library.jsx

src/components/modal/modal.jsx

src/components/record-modal/playback-step.jsx

src/components/record-modal/record-modal.jsx

src/components/sprite-info/sprite-info.jsx

src/components/stage-header/stage-header.jsx

src/containers/extension-library.jsx

src/containers/recording-step.jsx

test/unit/components/controls.test.jsx