Fixed warnings: QString(const char*) being called [-Wclazy-qstring-uneeded-heap-allocations] with FIXIT fix-fromCharPtrAllocations
Fixed warnings: QString* being called [-Wclazy-qstring-uneeded-heap-allocations] manually (one warnings left inside foreach left, changing to QStringLiteral brakes the build)
Fixed all warnings: Use multi-arg instead [-Wclazy-qstring-arg]
Fixed all warnings (one): Don't call QString::operator[]() on temporary [-Wclazy-detaching-temporary]
Fixed all warnings: Pass small and trivially-copyable type by value (*) [-Wclazy-foreach]
Fixed all warnings: use isEmpty() instead [-Wclazy-isempty-vs-count]
Fixed warnings: Reserve candidate [-Wclazy-reserve-candidates] (one warning left)
Fixed all warnings: warning: Old Style Connect [-Wclazy-old-style-connect]
Left warnings:
warnings: Don't call QList::last() on temporary [-Wclazy-detaching-temporary]
all of warnings [-Wclazy-rule-of-three]
all of warnings: Missing reference on non-trivial type (*) and Pass small and trivially-copyable type by value (*)[-Wclazy-function-args-by-ref]