Merge #8753: Locked memory manager
444c673 bench: Add benchmark for lockedpool allocation/deallocation (Wladimir J. van der Laan)
6567999 rpc: Add getmemoryinfo call (Wladimir J. van der Laan)
4536148 support: Add LockedPool (Wladimir J. van der Laan)
f4d1fc2 wallet: Get rid of LockObject and UnlockObject calls in key.h (Wladimir J. van der Laan)
999e4c9 wallet: Change CCrypter to use vectors with secure allocator (Wladimir J. van der Laan)