Add strings to support multi-state vivid color management

    <string name="display_settings">Display</string>

    <!-- Sound & display settings screen, accelerometer-based rotation check box label -->

    <string name="accelerometer_title">Auto-rotate screen</string>

    <!-- Display settings screen, vivid (or vibrant or saturated) color mode switch label [CHAR LIMIT=30] -->

    <string name="color_mode_title">Vivid colors</string>

    <!-- Display settings screen, Color mode settings title [CHAR LIMIT=30] -->

    <string name="color_mode_title">Colors</string>

    <!-- Display settings screen, Color mode option for "natural(sRGB) color"  [CHAR LIMIT=45] -->

    <string name="color_mode_option_natural">Natural</string>

    <!-- Display settings screen, Color mode option for "Boosted(sRGB + 10%) color"  [CHAR LIMIT=45] -->

    <string name="color_mode_option_boosted">Boosted</string>

    <!-- Display settings screen, Color mode option for "Saturated color"  [CHAR LIMIT=45] -->

    <string name="color_mode_option_saturated">Saturated</string>

    <!-- Sound & display settings screen, accelerometer-based rotation summary text when check box is selected -->

    <string name="accelerometer_summary_on" product="tablet">Switch orientation automatically when rotating tablet</string>

    <!-- Sound & display settings screen, accelerometer-based rotation summary text when check box is selected -->