Re-wrote a bunch to try to figure out why things weren't working.

Turned out I was reading if a block was compressed exactly opposite.
Started to work more on looking up dirs.

utils.go

@@ -0,0 +1,12 @@
+package squashfs
+
+//ProcessInodeRef processes an inode reference and returns two values
+//
+//The first value is the inode table offset. AKA, it's where the metadata block of the inode STARTS relative to the inode table.
+//
+//The second value is the offset of the inode, INSIDE of the metadata.
+func processInodeRef(inodeRef uint64) (tableOffset uint64, metaOffset uint64) {
+	tableOffset = inodeRef >> 16
+	metaOffset = inodeRef &^ 0xFFFFFFFF0000
+	return
+}