Update keyboard key assets.
diff --git a/core/res/res/drawable-hdpi/btn_keyboard_key_normal.9.png b/core/res/res/drawable-hdpi/btn_keyboard_key_normal.9.png
index 5697369..42c7c146 100644
--- a/core/res/res/drawable-hdpi/btn_keyboard_key_normal.9.png
+++ b/core/res/res/drawable-hdpi/btn_keyboard_key_normal.9.png
Binary files differ
diff --git a/core/res/res/drawable-hdpi/btn_keyboard_key_normal_off.9.png b/core/res/res/drawable-hdpi/btn_keyboard_key_normal_off.9.png
index 9940245..01e2506 100644
--- a/core/res/res/drawable-hdpi/btn_keyboard_key_normal_off.9.png
+++ b/core/res/res/drawable-hdpi/btn_keyboard_key_normal_off.9.png
Binary files differ
diff --git a/core/res/res/drawable-hdpi/btn_keyboard_key_normal_on.9.png b/core/res/res/drawable-hdpi/btn_keyboard_key_normal_on.9.png
index 5a26d83..83c6eb3 100644
--- a/core/res/res/drawable-hdpi/btn_keyboard_key_normal_on.9.png
+++ b/core/res/res/drawable-hdpi/btn_keyboard_key_normal_on.9.png
Binary files differ
diff --git a/core/res/res/drawable-hdpi/btn_keyboard_key_pressed.9.png b/core/res/res/drawable-hdpi/btn_keyboard_key_pressed.9.png
index 089dbf3..e047eaf 100644
--- a/core/res/res/drawable-hdpi/btn_keyboard_key_pressed.9.png
+++ b/core/res/res/drawable-hdpi/btn_keyboard_key_pressed.9.png
Binary files differ
diff --git a/core/res/res/drawable-hdpi/btn_keyboard_key_pressed_off.9.png b/core/res/res/drawable-hdpi/btn_keyboard_key_pressed_off.9.png
index c10a3db..218a2d2 100644
--- a/core/res/res/drawable-hdpi/btn_keyboard_key_pressed_off.9.png
+++ b/core/res/res/drawable-hdpi/btn_keyboard_key_pressed_off.9.png
Binary files differ
diff --git a/core/res/res/drawable-hdpi/btn_keyboard_key_pressed_on.9.png b/core/res/res/drawable-hdpi/btn_keyboard_key_pressed_on.9.png
index 9e83ace..afe4951 100644
--- a/core/res/res/drawable-hdpi/btn_keyboard_key_pressed_on.9.png
+++ b/core/res/res/drawable-hdpi/btn_keyboard_key_pressed_on.9.png
Binary files differ