[[ Bug 13987 ]] Make sure data refs are destroyed properly
Merge pull request #1505 from runrevali/bugfix-13987

[[ Bug 13987 ]] Make sure data refs are destroyed properly
[[ Bug 13988 ]] Put data into var chunk should convert to data where losslessly possible
Fix memory leak in variable setting shortcut
Merge pull request #1475 from runrevali/bugfix-13988

[[ Bug 13988 ]] Put data into var chunk should convert to data where los...
[[ Valgrind ]] Linux: Fix memory leak in MCStack::sethints().
Merge pull request #1512 from peter-b/misc-valgrind

[[ Valgrind ]] Linux: Fix memory leak in MCStack::sethints().
Merge branch 'develop-7.0' into develop.