Remove unused resources

java/res/drawable-mdpi/vs_dialog_red.9.png

java/res/drawable-mdpi/vs_dialog_yellow.9.png

java/res/drawable-mdpi/vs_popup_mic_edge.png

java/res/drawable-xhdpi/caution.png

java/res/drawable-xhdpi/ic_mic_dialog.png

java/res/drawable-xhdpi/ic_suggest_strip_microphone.png

.../res/drawable-xhdpi/ic_suggest_strip_microphone_swipe.png

java/res/drawable-xhdpi/mic_base.png

java/res/drawable-xhdpi/mic_full.png

java/res/drawable-xhdpi/mic_slash.png

java/res/drawable-xhdpi/vs_dialog_blue.9.png

java/res/drawable-xhdpi/vs_dialog_red.9.png

java/res/drawable-xhdpi/vs_dialog_yellow.9.png

java/res/drawable-xhdpi/vs_popup_mic_edge.png

java/res/drawable/background_voice.xml

java/res/layout-sw768dp/recognition_status.xml

java/res/layout/recognition_status.xml

java/res/layout/voice_punctuation_hint.xml

java/res/layout/voice_swipe_hint.xml

java/res/xml/language_prefs.xml