security off; city.jsp dataTable name error; simple create/delete impl
relations work
first step to replace relation impl
second step to new Relations impl (all objects adds and removes)
impove heap logging
logs removing 1
log remove 2
1
merge confilts
Revert "impove heap logging"

This reverts commit a8ef18aa69173a748e2bb6998d5da36121b57473.
Revert "Revert "impove heap logging""

This reverts commit 41fa3c23676a7135a0fe98bd427c6a56b0e1bf3b.
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