Instantiating whole template
Adding simple TestAllocator
Removing randomization from SimpleAllocator
Tidying
Adding _shift to TestAllocator
Testing allocated cell values
Adding print helper
Extra GC tests
All tests passing for TestAllocator with memory shift
Only null<elem_t>
Using undefined cells in place of null pcell
Removing is_singleton
Adding some comments
Adding System params
Using template templates
Adding System into kstack
Adding MetaScheme/Allocator macros
Using second order templates throughout
Shift kstack include
Adding tests in low memory environment