Save about 700 kB of ROM.

Change-Id: I220e611b0adfc00ae7162aaba9f05edcd762c88f
diff --git a/res/drawable-hdpi/clouds.jpg b/res/drawable-hdpi/clouds.jpg
deleted file mode 100644
index 565a63b..0000000
--- a/res/drawable-hdpi/clouds.jpg
+++ /dev/null
Binary files differ
diff --git a/res/drawable-hdpi/leaves.png b/res/drawable-hdpi/leaves.png
index a1a0c75..2e500a3 100644
--- a/res/drawable-hdpi/leaves.png
+++ b/res/drawable-hdpi/leaves.png
Binary files differ
diff --git a/res/drawable-hdpi/light1.jpg b/res/drawable-hdpi/light1.jpg
new file mode 100644
index 0000000..2f2f10e
--- /dev/null
+++ b/res/drawable-hdpi/light1.jpg
Binary files differ
diff --git a/res/drawable-hdpi/light1.png b/res/drawable-hdpi/light1.png
deleted file mode 100644
index 467ee58..0000000
--- a/res/drawable-hdpi/light1.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-hdpi/night.jpg b/res/drawable-hdpi/night.jpg
index 559c7cb..0300b30 100644
--- a/res/drawable-hdpi/night.jpg
+++ b/res/drawable-hdpi/night.jpg
Binary files differ
diff --git a/res/drawable-hdpi/pond.jpg b/res/drawable-hdpi/pond.jpg
index d1be342..10b24e4 100644
--- a/res/drawable-hdpi/pond.jpg
+++ b/res/drawable-hdpi/pond.jpg
Binary files differ
diff --git a/res/drawable-hdpi/riverbed.jpg b/res/drawable-hdpi/riverbed.jpg
deleted file mode 100644
index 1698f28..0000000
--- a/res/drawable-hdpi/riverbed.jpg
+++ /dev/null
Binary files differ
diff --git a/res/drawable-hdpi/water_thumb.jpg b/res/drawable-hdpi/water_thumb.jpg
index 90def45..a4bd2be 100644
--- a/res/drawable-hdpi/water_thumb.jpg
+++ b/res/drawable-hdpi/water_thumb.jpg
Binary files differ