move pokemon graphics to mon-specific directories

graphics/pokemon/gulpin/normal.pal

@@ -0,0 +1,19 @@
+JASC-PAL
+0100
+16
+98 189 131
+74 106 57
+131 164 115
+164 222 148
+197 238 180
+156 189 139
+65 65 65
+106 106 106
+156 156 156
+172 148 74
+205 172 16
+246 222 90
+255 238 164
+255 148 123
+0 0 0
+0 0 0