pki: Additional pki.scep options for strongswan.conf

conf/options/pki.opt

@@ -1,6 +1,12 @@
 pki.load =
 	Plugins to load in the pki tool.
 
+pki.scep.http_bind
+	Source IP address to bind for HTTP operations.
+
+pki.scep.http_timeout = 30s
+	Timeout for HTTP operations.
+
 pki.scep.renewal_via_pkcs_req = no
 	Some SCEP servers (e.g. openxpki) are incorrectly doing certificate renewal
 	via messageType PKCSReq (19) instead of RenewalReq (17).