Everywhere: Remove klog(), dbg() and purge all LogStream usage :^)

Good-bye LogStream. Long live AK::Format!

Userland/Utilities/wc.cpp

@@ -31,6 +31,7 @@
 #include <ctype.h>
 #include <stdio.h>
 #include <sys/stat.h>
+#include <unistd.h>
 
 struct Count {
     String name;