Released v4.1.0

• Fixed: (BUG::regression) dar_Pop(): return NULL if the array is empty.
• Added: tri_Clone(): Create copy of the Trie container.
• Added: tri_Shrink(): free unused Trie resources.
• Change: configure: added "--with-test" option: build the test program along with the library.
• Change: TEST: merged test for fc4c_hash32() with main test program.
• Added: TEST: test_key_aliasing(): extraction of keys which are sub-strings of another string, extremely rare case.
• Change: TEST: individual tests can be selected from cmd line.

Full list in the change log