move pokemon graphics to mon-specific directories

graphics/pokemon/dugtrio/normal.pal

@@ -0,0 +1,19 @@
+JASC-PAL
+0100
+16
+213 213 180
+255 255 255
+255 189 172
+255 106 90
+222 74 98
+230 230 180
+180 172 115
+131 123 74
+90 82 32
+106 106 106
+16 16 16
+230 164 98
+197 123 65
+164 82 65
+106 65 24
+255 0 255