Compile identity tests.
Fix missing #include.
Assertion to prevent hash of empty ranges.
DOT : don’t export several times the same node.
Add missing #include.
Modify libsdd manager creation.
LRU cache cleanup strategy.
Hybrid cache cleanup strategy.
Directly sort both date and nb_hits.

Also, don't test if an entry exists before erasing it.
Merge branch 'master' into linear_allocation