fix typos in comments/messages; add shutting down message

sway/commands.c

@@ -197,7 +197,7 @@ static struct cmd_handler *find_handler(char *line, enum cmd_status block) {
 struct cmd_results *handle_command(char *_exec) {
 	// Even though this function will process multiple commands we will only
 	// return the last error, if any (for now). (Since we have access to an
-	// error string we could e.g. concatonate all errors there.)
+	// error string we could e.g. concatenate all errors there.)
 	struct cmd_results *results = NULL;
 	char *exec = strdup(_exec);
 	char *head = exec;

sway/config.c

@@ -446,7 +446,7 @@ bool read_config(FILE *file, struct sway_config *config) {
 			break;
 
 		case CMD_DEFER:
-			sway_log(L_DEBUG, "Defferring command `%s'", line);
+			sway_log(L_DEBUG, "Deferring command `%s'", line);
 			list_add(config->cmd_queue, strdup(line));
 			break;
 

sway/main.c

@@ -380,7 +380,7 @@ int main(int argc, char **argv) {
 	// prevent ipc from crashing sway
 	signal(SIGPIPE, SIG_IGN);
 
-	wlr_log(L_INFO, "Starting sway version " SWAY_VERSION "\n");
+	wlr_log(L_INFO, "Starting sway version " SWAY_VERSION);
 
 	init_layout();
 
@@ -414,6 +414,8 @@ int main(int argc, char **argv) {
 		server_run(&server);
 	}
 
+	wlr_log(L_INFO, "Shutting down sway");
+
 	server_fini(&server);
 
 	ipc_terminate();