move pokemon graphics to mon-specific directories

graphics/pokemon/regice/normal.pal

@@ -0,0 +1,19 @@
+JASC-PAL
+0100
+16
+197 246 148
+49 57 90
+90 98 123
+156 164 222
+189 213 238
+222 255 255
+131 115 180
+255 255 255
+238 255 255
+0 0 0
+0 0 0
+0 0 0
+205 180 32
+255 255 172
+255 230 0
+24 24 24

graphics/pokemon/regice/shiny.pal

@@ -0,0 +1,19 @@
+JASC-PAL
+0100
+16
+197 246 148
+0 98 197
+0 148 189
+74 213 255
+172 238 255
+230 255 255
+65 164 255
+255 255 255
+213 255 255
+0 0 0
+0 0 0
+0 0 0
+180 123 32
+255 230 98
+255 189 0
+24 24 24