move pokemon graphics to mon-specific directories

graphics/pokemon/slaking/shiny.pal

@@ -0,0 +1,19 @@
+JASC-PAL
+0100
+16
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+74 65 49
+106 98 74
+139 123 106
+197 172 148
+213 205 180
+246 238 213
+189 131 65
+255 197 106
+255 238 148
+255 255 255
+164 49 32
+213 82 41
+255 123 82
+16 0 0
+255 255 255