move pokemon graphics to mon-specific directories

graphics/pokemon/ivysaur/normal.pal

@@ -0,0 +1,19 @@
+JASC-PAL
+0100
+16
+205 205 172
+255 255 255
+98 139 49
+255 189 180
+255 123 123
+213 90 139
+139 230 222
+123 205 189
+131 230 90
+115 189 41
+82 139 148
+16 16 16
+24 90 82
+205 123 57
+139 90 57
+189 41 65

graphics/pokemon/ivysaur/shiny.pal

@@ -0,0 +1,19 @@
+JASC-PAL
+0100
+16
+205 205 172
+255 255 255
+90 139 49
+255 255 82
+255 222 8
+222 180 0
+205 238 65
+164 213 49
+123 222 32
+82 180 0
+123 172 8
+16 16 16
+74 90 24
+222 139 65
+180 131 16
+139 115 16