Remove unused verbosity variable

config.def.h

@@ -27,7 +27,6 @@ float bounce_freq = 1;          /* determines the bounce frequency (if activated
 int sticky_history = true;
 int history_length = 20;          /* max amount of notifications kept in history */
 int show_indicators = true;
-int verbosity = 0;
 int word_wrap = false;
 int ignore_newline = false;
 int line_height = 0;            /* if line height < font height, it will be raised to font height */

src/dunst.h

@@ -18,7 +18,6 @@
 #define ColFG 1
 #define ColBG 0
 
-extern int verbosity;
 extern GQueue *queue;
 extern GQueue *displayed;
 extern GQueue *history;

src/settings.h

@@ -45,7 +45,6 @@ typedef struct _settings {
         int sticky_history;
         int history_length;
         int show_indicators;
-        int verbosity;
         int word_wrap;
         int ignore_newline;
         int line_height;