Change the static char in the bitmap files to const static char to get rid of...

Change the static char in the bitmap files to const static char to get rid of all the warning during compilation, when including xpm files.

modules/gui/wxwidgets/bitmaps/advanced.xpm

 /* XPM */
-static char * advanced_xpm[] = {
+static const char * advanced_xpm[] = {
 "16 16 106 2",
 "      c None",
 ".     c #AEAEBE",

modules/gui/wxwidgets/bitmaps/audio.xpm

 /* XPM */
-static char * audio_xpm[] = {
+static const char * audio_xpm[] = {
 "16 16 83 1",
 "     c None",
 ".    c #00E000",

modules/gui/wxwidgets/bitmaps/codec.xpm

 /* XPM */
-static char * codec_xpm[] = {
+static const char * codec_xpm[] = {
 "16 16 132 2",
 "      c None",
 ".     c #131313",

modules/gui/wxwidgets/bitmaps/edit.xpm

 /* XPM */
-static char * edit_xpm[] = {
+static const char * edit_xpm[] = {
 "16 16 44 1",
 "     g None",
 ".    g #999999",

modules/gui/wxwidgets/bitmaps/eject.xpm

 /* XPM */
-static char * eject_xpm[] = {
+static const char * eject_xpm[] = {
 "16 16 17 1",
 "*    c None",
 ".    c #000000",

modules/gui/wxwidgets/bitmaps/fast.xpm

 /* XPM */
-static char * fast_xpm[] = {
+static const char * fast_xpm[] = {
 "16 16 17 1",
 "*    c None",
 ".    c #000000",

modules/gui/wxwidgets/bitmaps/intf.xpm

 /* XPM */
-static char * intf_xpm[] = {
+static const char * intf_xpm[] = {
 "16 16 216 2",
 "      c None",
 ".     c #715F39",

modules/gui/wxwidgets/bitmaps/loop.xpm

 /* XPM */
-static char * loop_xpm[] = {
+static const char * loop_xpm[] = {
 "16 16 2 1",
 "     c None",
 ".    c #000000",

modules/gui/wxwidgets/bitmaps/next.xpm

 /* XPM */
-static char * next_xpm[] = {
+static const char * next_xpm[] = {
 "16 16 17 1",
 "*    c None",
 ".    c #000000",

modules/gui/wxwidgets/bitmaps/pause.xpm

 /* XPM */
-static char * pause_xpm[] = {
+static const char * pause_xpm[] = {
 "16 16 17 1",
 "*    c None",
 ".    c #000000",

modules/gui/wxwidgets/bitmaps/play.xpm

 /* XPM */
-static char * play_xpm[] = {
+static const char * play_xpm[] = {
 "16 16 17 1",
 "*    c None",
 ".    c #000000",

modules/gui/wxwidgets/bitmaps/playlist.xpm

 /* XPM */
-static char * playlist_xpm[] = {
+static const char * playlist_xpm[] = {
 "16 16 17 1",
 "*    c None",
 ".    c #000000",

modules/gui/wxwidgets/bitmaps/playlist_small.xpm

 /* XPM */
-static char * playlist_small_xpm[] = {
+static const char * playlist_small_xpm[] = {
 "16 16 2 1",
 "     c None",
 ".    c #000000",

modules/gui/wxwidgets/bitmaps/prev.xpm

 /* XPM */
-static char * prev_xpm[] = {
+static const char * prev_xpm[] = {
 "16 16 17 1",
 "*    c None",
 ".    c #000000",

modules/gui/wxwidgets/bitmaps/repeat.xpm

 /* XPM */
-static char * repeat_xpm[] = {
+static const char * repeat_xpm[] = {
 "16 16 2 1",
 "     c None",
 ".    c #000000",

modules/gui/wxwidgets/bitmaps/shuffle.xpm

 /* XPM */
-static char * shuffle_on_xpm[] = {
+static const char * shuffle_on_xpm[] = {
 "16 16 2 1",
 "     c None",
 ".    c #000000",

modules/gui/wxwidgets/bitmaps/slow.xpm

 /* XPM */
-static char * slow_xpm[] = {
+static const char * slow_xpm[] = {
 "16 16 17 1",
 "*    c None",
 ".    c #000000",

modules/gui/wxwidgets/bitmaps/speaker.xpm

 /* XPM */
-static char * speaker_xpm[] = {
+static const char * speaker_xpm[] = {
 "16 16 17 1",
 "*    c None",
 ".    c #000000",

modules/gui/wxwidgets/bitmaps/speaker_mute.xpm

 /* XPM */
-static char * speaker_mute_xpm[] = {
+static const char * speaker_mute_xpm[] = {
 "16 16 50 1",
 "     c None",
 ".    c #000000",

modules/gui/wxwidgets/bitmaps/stop.xpm

 /* XPM */
-static char * stop_xpm[] = {
+static const char * stop_xpm[] = {
 "16 16 17 1",
 "*    c None",
 ".    c #000000",

modules/gui/wxwidgets/bitmaps/trash.xpm

 /* XPM */
-static char * trash_xpm[] = {
+static const char * trash_xpm[] = {
 "16 16 88 1",
 "     c None",
 ".    c #2C2C2C",

modules/gui/wxwidgets/bitmaps/type_afile.xpm

 /* XPM */
-static char * type_afile_xpm[] = {
+static const char * type_afile_xpm[] = {
 "16 16 107 2",
 "      c None",
 ".     c #8F8F8F",

modules/gui/wxwidgets/bitmaps/type_card.xpm

 /* XPM */
-static char * type_card_xpm[] = {
+static const char * type_card_xpm[] = {
 "16 16 174 2",
 "      c #FFFFFF",
 ".     c #E7E7E7",

modules/gui/wxwidgets/bitmaps/type_cdda.xpm

 /* XPM */
-static char * type_cdda_xpm[] = {
+static const char * type_cdda_xpm[] = {
 "16 16 119 2",
 "      c None",
 ".     c #7E7E7E",

modules/gui/wxwidgets/bitmaps/type_directory.xpm

 /* XPM */
-static char * type_directory_xpm[] = {
+static const char * type_directory_xpm[] = {
 "16 16 83 1",
 "     c None",
 ".    c #3274DB",

modules/gui/wxwidgets/bitmaps/type_disc.xpm

 /* XPM */
-static char * type_disc_xpm[] = {
+static const char * type_disc_xpm[] = {
 "16 16 91 1",
 "     c None",
 ".    c #676767",

modules/gui/wxwidgets/bitmaps/type_net.xpm

 /* XPM */
-static char * type_net_xpm[] = {
+static const char * type_net_xpm[] = {
 "16 16 154 2",
 "      c None",
 ".     c #667AAC",

modules/gui/wxwidgets/bitmaps/type_node.xpm

 /* XPM */
-static char * type_node_xpm[] = {
+static const char * type_node_xpm[] = {
 "16 16 55 1",
 "     c None",
 ".    c #949494",

modules/gui/wxwidgets/bitmaps/type_playlist.xpm

 /* XPM */
-static char * type_playlist_xpm[] = {
+static const char * type_playlist_xpm[] = {
 "16 16 126 2",
 "      c None",
 ".     c #959695",

modules/gui/wxwidgets/bitmaps/type_unknown.xpm

 /* XPM */
-static char * type_unknown_xpm[] = {
+static const char * type_unknown_xpm[] = {
 "16 16 4 1",
 "     c None",
 ".    c #FFFFFF",

modules/gui/wxwidgets/bitmaps/type_vfile.xpm

 /* XPM */
-static char * type_vfile_xpm[] = {
+static const char * type_vfile_xpm[] = {
 "16 16 108 2",
 "      c None",
 ".     c #8F8F8F",

modules/gui/wxwidgets/bitmaps/update_ascii.xpm

 /* XPM */
-static char * update_ascii_xpm[] = {
+static const char * update_ascii_xpm[] = {
 "34 34 96 2",
 "      c None",
 ".     c #BCBCBC",

modules/gui/wxwidgets/bitmaps/update_binary.xpm

 /* XPM */
-static char * update_binary_xpm[] = {
+static const char * update_binary_xpm[] = {
 "34 34 292 2",
 "      c None",
 ".     c #BCBCBC",

modules/gui/wxwidgets/bitmaps/update_document.xpm

 /* XPM */
-static char * update_document_xpm[] = {
+static const char * update_document_xpm[] = {
 "34 34 102 2",
 "      c None",
 ".     c #BCBCBC",

modules/gui/wxwidgets/bitmaps/update_info.xpm

 /* XPM */
-static char * update_info_xpm[] = {
+static const char * update_info_xpm[] = {
 "34 34 271 2",
 "      c None",
 ".     c #BCBCBC",

modules/gui/wxwidgets/bitmaps/update_source.xpm

 /* XPM */
-static char * update_source_xpm[] = {
+static const char * update_source_xpm[] = {
 "34 34 143 2",
 "      c None",
 ".     c #BCBCBC",

modules/gui/wxwidgets/bitmaps/video.xpm

 /* XPM */
-static char * video_xpm[] = {
+static const char * video_xpm[] = {
 "16 16 124 2",
 "      c None",
 ".     c #FFFFFF",