move pokemon graphics to mon-specific directories

graphics/pokemon/rapidash/normal.pal

@@ -0,0 +1,19 @@
+JASC-PAL
+0100
+16
+213 213 189
+255 255 255
+255 246 180
+255 238 123
+255 197 82
+197 131 65
+164 98 32
+255 0 255
+255 0 255
+255 230 32
+255 156 0
+255 98 0
+238 0 0
+156 156 156
+90 90 90
+16 16 16

graphics/pokemon/rapidash/shiny.pal

@@ -0,0 +1,19 @@
+JASC-PAL
+0100
+16
+213 213 189
+255 255 255
+255 255 222
+238 230 189
+205 197 156
+197 131 65
+164 98 32
+255 0 255
+255 0 255
+197 205 230
+156 164 189
+115 123 148
+74 82 106
+156 156 156
+90 90 90
+16 16 16