Fix: crmd: Ack pending operations that were cancelled due to rsc deletion
Low: crmd: Remove dead code and improve code comments
Fix: services: Do not allow duplicate recurring op entries

Duplicate recurring operations silently replace each
other in a way that makes the original entry impossible
to cancel.  This can cause unexpected monitor failures to
occur  after resources were thought to have been stopped.
High: lrmd: Merge duplicate recurring monitor operations

Never allow two instances of the same recurring monitor operation
to exist in the lrmd.
Low: lrmd: recurring op merger regression tests
Low: lrmd: Warning msg to indicate duplicate op merge has occurred
Fix: lrmd: Cancel recurring operations before stop action is executed
Fix: mainloop: Fixes use after free in process monitor code