std::string by reference in jsonParse
One file missing
Some more std::string converted to const std::string&
with this, lib/common and lib/jsonParse should be free from 'objects on stack'
part 1 of mongoBackend
part 2 of mongoBackend
mongoBackend now fully using reference instead of objects on the stack
No more std::string on the stack in convenienceMap
A few more std::string as reference on stack plus some stuff discovered by cppcheck
No obejcts on stack: part of ngsi lib
Preventing a potential bug on buffer overflow
some more objects on stack removed for ngsi lib
and more objects on stack removed for ngsi lib
last commit for 'no objects on stack' for ngsi lib
ngsi9 lib ready with 'no objects on stack'
ngsi10 lib ready with 'no objects on stack'
parse and ngsiNotify OK for 'no objects on stack'
serviceRoutines and rest libs  OK for 'no objects on stack'
xmlParse OK for 'no objects on stack'
Merge branch 'develop' into hardening/args_by_reference