* Add loads of new jc_* functions and constants
* Add jc_errno to replace errno
* Completely remove API feature tables
* Fixes for building on macOS and Hurd
* Add rolling hash capability to jc_block_hash()
* Add jc_get_d_namlen() to enable strlen() skips for directory
objects
* Add file linking functions with batch processing (incomplete,
do not use yet)
* Time functions now have nanosecond precision on Windows
* Add jc_str_t data type (string prefixed with its own length)
* Add jc_close() stub function
* jc_get_proc_cacheinfo() is a stub function on non-Linux for
future use
OBS-URL: https://build.opensuse.org/package/show/devel:libraries:c_c++/libjodycode?expand=0&rev=6
