move pokemon graphics to mon-specific directories

graphics/pokemon/duskull/normal.pal

@@ -0,0 +1,19 @@
+JASC-PAL
+0100
+16
+123 164 172
+57 57 49
+106 106 90
+139 139 123
+180 180 148
+238 230 189
+222 213 172
+255 255 230
+74 65 65
+172 164 123
+255 164 172
+90 90 82
+0 0 0
+139 74 90
+238 82 24
+255 255 255

graphics/pokemon/duskull/shiny.pal

@@ -0,0 +1,19 @@
+JASC-PAL
+0100
+16
+123 164 172
+90 0 0
+156 41 16
+189 74 49
+222 106 82
+238 230 189
+222 213 172
+255 255 230
+74 65 65
+172 164 123
+255 164 172
+123 8 0
+0 0 0
+139 74 90
+238 82 24
+255 255 255