Re-applied process monitoring.
Testing single signal_set for all processes. Need to sort out destruction
(wip)
Closing connections before erasing them.
Bugfix.
Further bug fixes to VaultManager.
Compiler warning fix.
minor updates. (wip)
wip on store public pmids.
removing unwanted
Changed to achieve thread-safety by using a single-threaded asio service.
Merge remote-tracking branch 'origin/signal_set' into bugfix

Conflicts:
	src/maidsafe/vault_manager/process_manager.cc
	src/maidsafe/vault_manager/process_manager.h
further work on storing public pmids
Merge remote-tracking branch 'origin/next' into bugfix
Bugfix for RPC helper test.
Updates to PublicPmidStorer.
Fixes BEH_SetResponseCallback
Fixed hanging test and removed pause when IPC connection is lost before killing child process.
Merge branch 'bugfix' of github.com:maidsafe/MaidSafe-Vault-Manager into bugfix
Added a couple of utils tests.