improved logging
just spelling correction
added read_cert_pkcs7; improved logging; minor spell corrections
using SHA-256 rather than SHA-1, for consistency with strength of 256-bit ECC curve
removed default -v option; added full flexiblity for user-supplied options
limited warning for already set ex_data; spelling correction
est_client_enroll_csr: priv_key can now be NULL if CSR is already signed; added EST_ERR_NO_CERT; slightly improved logging and spelling
removed stray re-definition of INT_MAX
added est_set_http_auth_forced() to allow forcing http authentication at the client; improved error return; corrected documentation of callback functions; minor spell corrections
added -w, -x, and -y options; improved option checking and usage hints; improved logging; improved a few variable names; slightly improved and extended README
reverted inadvertent change to EST_SSL_READ_TIMEOUT_MAX
corrected and extended logging of retry period information
improved logging of server main activity
reverted inadvertent change
allowing for indefinite retries of enrollment
added -M option for real manual enrollment; improved usage hints; improved logging
consolidated conflicting changes with latest Cisco version