- update to NSS 3.22.3
* required for Firefox 46.0
* Increase compatibility of TLS extended master secret,
don't send an empty TLS extension last in the handshake
(bmo#1243641)

- update to NSS 3.22.2
New functionality:
* RSA-PSS signatures are now supported (bmo#1215295)
* Pseudorandom functions based on hashes other than SHA-1 are now supported
* Enforce an External Policy on NSS from a config file (bmo#1009429)
New functions:
* PK11_SignWithMechanism - an extended version PK11_Sign()
* PK11_VerifyWithMechanism - an extended version of PK11_Verify()
* SSL_PeerSignedCertTimestamps - Get signed_certificate_timestamp
TLS extension data
* SSL_SetSignedCertTimestamps - Set signed_certificate_timestamp
TLS extension data
New types:
* ssl_signed_cert_timestamp_xtn is added to SSLExtensionType
* Constants for several object IDs are added to SECOidTag
New macros:
* SSL_ENABLE_SIGNED_CERT_TIMESTAMPS
* NSS_USE_ALG_IN_SSL
* NSS_USE_POLICY_IN_SSL
* NSS_RSA_MIN_KEY_SIZE
* NSS_DH_MIN_KEY_SIZE
* NSS_DSA_MIN_KEY_SIZE
* NSS_TLS_VERSION_MIN_POLICY
* NSS_TLS_VERSION_MAX_POLICY