add iterator interface + linked list iterator

hide __attribute__ from compilers that may not support it

simplifies some linked list tests

fix missing cleanup in test_hl_linked_list_from_array

add cxListReverse()

add some const qualifiers

add cxLinkedListFromArray() and cxListCompare()

use c99 bool + add test for low level find

add cx_linked_list_compare() and simplifies some tests

use same doxygen style in all files

(0) -300 -100 -10 +10 +100 +300 tip

mercurial