implement /example/rule110.mcl and fix interpreting syscalls

examples/rule110.mcl

@@ -1 +1,37 @@
-// TODO: Make this
+mem 98 + 1 @8
+
+0 while dup 98 < do
+   0 while dup 100 < do
+      dup mem + !8 if
+         mem 100 + 42 @8
+      else
+         mem 100 + 32 @8
+      end
+      1 mem 100 + 1 1 syscall3 drop
+
+      1 +
+   end
+   drop
+
+   mem 100 + 10 @8
+   1 mem 100 + 1 1 syscall3 drop
+
+   // pattern
+   mem     !8 1 shl
+   mem 1 + !8
+   bor
+
+   1 while dup 98 < do
+      swap 1 shl 7 band
+      over mem + 1 + !8 bor
+      2dup 110 swap shr 1 band
+      swap mem + swap @8
+      swap
+
+      1 +
+   end
+   drop drop
+
+   1 +
+end
+drop