more fixes, config options, keybindings, case insensitive sorting in browser

examples/ncmpcpprc

@@ -57,7 +57,7 @@
 ## - white
 ##
 #
-#song_list_format = "[green](%l)[/green] {%a - }{%t}|{[white]%f}"
+#song_list_format = "[green](%l)[/green] {%a - }{%t}|{[white]%f[/white]}"
 #
 #song_status_format = "(%l) {%a - }{%t}|{%f}"
 #
@@ -65,6 +65,8 @@
 #
 #song_library_format = "{%n - }{%t}|{%f}"
 #
+#browser_playlist_prefix = "[red]playlist[/red] "
+#
 ##### interface settings #####
 #
 #header_visibility = "yes"
@@ -75,6 +77,8 @@
 #
 ##### colors definitions #####
 #
+#colors_enabled = "yes"
+#
 #empty_tag_color = "cyan"
 #
 #header_window_color = "default"
@@ -87,6 +91,8 @@
 #
 #main_window_color = "yellow"
 #
+#main_window_highlight_color = "yellow"
+#
 #progressbar_color = "default"
 #
 #statusbar_color = "default"