properly increment start_col when the line begins with a character that

takes up two columns


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@2204 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

src/winio.c

@@ -1902,6 +1902,8 @@ char *display_string(const char *buf, size_t start_col, size_t len, bool
 		    converted[index++] = ctrl_wide_buf[i];
 
 		free(ctrl_wide_buf);
+
+		start_col++;
 		start_index += wide_buf_len;
 	    }
 	} else if (wcwidth(wide_buf) > 1) {
@@ -1914,6 +1916,8 @@ char *display_string(const char *buf, size_t start_col, size_t len, bool
 		converted[1] = ' ';
 		index = 2;
 	    }
+
+	    start_col++;
 	    start_index += wide_buf_len;
 	}
     }