Merge "Update battery footer text" into oc-dr1-dev

    <string name="battery_detail_since_full_charge">Breakdown since last full charge</string>

    <!-- Title for usage time since last full charge. [CHAR LIMIT=60] -->

    <string name="battery_last_full_charge">Last full charge</string>

    <!-- Description for text in battery footer. [CHAR LIMIT=120] -->

    <string name="battery_footer_summary">Remaining battery time is approximate and can change based on usage</string>

    <!-- Description for text in battery footer. [CHAR LIMIT=NONE] -->

    <string name="battery_footer_summary">Battery estimates are approximate and can change based on usage</string>

    <!-- Title for text that shows the amount of time an app has been running while in the foreground. [CHAR LIMIT=80] -->

    <string name="battery_detail_foreground">While in active use</string>

    <!-- Title for text that shows the amount of time an app has been running while in the background. [CHAR LIMIT=80] -->