Changes with v0.2.2

 *) RPM spec file: build natively on Redhat, SUSE and Mageia.
    [Graham Leggett]

Changes with v0.2.1

 *) Minor tweak to build with OpenSSL 1.1.0-1.1.1 [Dirk-Willem van Gulik]

Changes with v0.2.0

 *) Fix the ap_run_ca_makeserial and ap_run_ca_gettime hooks to match
    mod_ca v0.2.0 and above. [Graham Leggett]

 *) Honour CFLAGS during build. [Graham Leggett]

 *) Initial import of mod_timestamp. [Graham Leggett]