Merge pull request #989 in CASA/casa from CAS-12499 to master
* commit '6a992f4ca4a26007360737133346757e4b97d1fd': CAS-12499 squash linux compiler warnings re: unitialized vars
Merge pull request #988 in CASA/casa from CAS-12494 to master
* commit '90c08ea21d72cdc7f89bcd7b18c3c66e02caa388':
prevent memory toRecord()-related leaks in synthesisiterbot tool, CAS-12494
prevent leak of tmp record (from recordFromQuantity) in imager tool / advise(), CAS-12494
Merge pull request #990 in CASA/casa from hf-drs15 to master
* commit 'dad91735a245b69fa2ee7540850b95f2f5d75cde':
gRPC changes for CASA 6; no-ops for CASA 5