Fix observer retrieval of alloc info
Merge branch 'maint'

* maint:
  Fix observer retrieval of alloc info
  Fix documentation of the +MMsco switch
  Replace the +MMscmgc switch with +MMscrfsd
  Add switch for disabling sys_alloc carriers
  Add support for locking mappings to physical memory
Fix observer retrieval of alloc info

This commit only bump the runtime_tools version. The actual fix
is in commit 6cd261deb5fec413eb196b620a4618cfa0781458 (merged to
maint branch), but should have been part of this commit.
Merge branch 'maint'

* maint:
  Fix observer retrieval of alloc info
Prepare release
Merge tag 'OTP_R16B03'

The R16B03 release

Conflicts:
	lib/sasl/vsn.mk