changelog
    
    
    - Sun, 03 Oct 2021 10:43:31 +0200
 
    - by Mike Becker <universe@uap-core.de> [Sun, 03 Oct 2021 10:43:31 +0200] rev 449
 
    - minor code changes
These changes do not affect program behavior. 
    - Tue, 28 Sep 2021 18:49:12 +0200
 
    - by Mike Becker <universe@uap-core.de> [Tue, 28 Sep 2021 18:49:12 +0200] rev 448
 
    - implement cx_ll_insert()
change cx_ll_add() to use insert with index=size 
    - Tue, 28 Sep 2021 18:33:42 +0200
 
    - by Mike Becker <universe@uap-core.de> [Tue, 28 Sep 2021 18:33:42 +0200] rev 447
 
    - implement cx_ll_remove()
 
    - Tue, 28 Sep 2021 18:22:00 +0200
 
    - by Mike Becker <universe@uap-core.de> [Tue, 28 Sep 2021 18:22:00 +0200] rev 446
 
    - remove unnecessary fields from linked list node and simplifies cx_ll_add()
 
    - Tue, 28 Sep 2021 18:09:25 +0200
 
    - by Mike Becker <universe@uap-core.de> [Tue, 28 Sep 2021 18:09:25 +0200] rev 445
 
    - Automated merge
 
    - Tue, 28 Sep 2021 18:07:05 +0200
 
    - by Olaf Wintermann <olaf.wintermann@gmail.com> [Tue, 28 Sep 2021 18:07:05 +0200] rev 444
 
    - rename test_cx_linked_list_add
 
    - Tue, 28 Sep 2021 18:05:52 +0200
 
    - by Olaf Wintermann <olaf.wintermann@gmail.com> [Tue, 28 Sep 2021 18:05:52 +0200] rev 443
 
    - remove error handling from tests
 
    - Tue, 28 Sep 2021 18:03:10 +0200
 
    - by Olaf Wintermann <olaf.wintermann@gmail.com> [Tue, 28 Sep 2021 18:03:10 +0200] rev 442
 
    - add test for cx_linked_list_add
 
    - Tue, 28 Sep 2021 18:09:14 +0200
 
    - by Mike Becker <universe@uap-core.de> [Tue, 28 Sep 2021 18:09:14 +0200] rev 441
 
    - change cxLinkedListCreate() setting all fields instead of calling cxListRecalculateSize()
 
    - Mon, 27 Sep 2021 18:57:17 +0200
 
    - by Mike Becker <universe@uap-core.de> [Mon, 27 Sep 2021 18:57:17 +0200] rev 440
 
    - fix mixed up cases in cx_ll_at()
 
    - Mon, 27 Sep 2021 18:50:07 +0200
 
    - by Mike Becker <universe@uap-core.de> [Mon, 27 Sep 2021 18:50:07 +0200] rev 439
 
    - add high-level function cxListAt()
 
    - Mon, 27 Sep 2021 18:33:30 +0200
 
    - by Mike Becker <universe@uap-core.de> [Mon, 27 Sep 2021 18:33:30 +0200] rev 438
 
    - add function cx_linked_list_at()
This commit also makes glue functions static.