move pokemon graphics to mon-specific directories

graphics/pokemon/tropius/normal.pal

@@ -0,0 +1,19 @@
+JASC-PAL
+0100
+16
+16 123 189
+32 98 32
+57 172 65
+123 222 139
+189 246 156
+106 74 41
+164 115 49
+189 139 82
+205 164 106
+238 189 57
+255 255 106
+255 255 255
+0 0 0
+230 106 139
+164 82 106
+82 197 90

graphics/pokemon/tropius/shiny.pal

@@ -0,0 +1,19 @@
+JASC-PAL
+0100
+16
+16 123 189
+49 90 0
+106 148 0
+172 213 32
+205 246 65
+106 74 41
+222 156 8
+246 189 41
+255 222 74
+238 189 57
+255 255 106
+255 255 255
+0 0 0
+230 106 139
+164 82 106
+139 180 0