Move type operations to another structure

Every type has free, print, check_constraints, ber_decoder, der_encoder,
xer_decoder, xer_encoder, uper_decoder, uper_encoder and outmost_tag
operations. We move them out to a separate structure asn_TYPE_operation_t.

Combined with previous logic simplification, these operations are based
on ASN.1 basic types, constructed types and string types. So we can
reduce the space occupied by asn_TYPE_descriptor_t variables.
diff --git a/tests/tests-asn1c-compiler/19-param-OK.asn1.-Pfwide-types b/tests/tests-asn1c-compiler/19-param-OK.asn1.-Pfwide-types
index af67368..4fb9487 100644
--- a/tests/tests-asn1c-compiler/19-param-OK.asn1.-Pfwide-types
+++ b/tests/tests-asn1c-compiler/19-param-OK.asn1.-Pfwide-types
@@ -123,17 +123,8 @@
 asn_TYPE_descriptor_t asn_DEF_toBeSigned_2 = {
 	"toBeSigned",
 	"toBeSigned",
-	SEQUENCE_free,
-	SEQUENCE_print,
-	SEQUENCE_compare,
+	&asn_OP_SEQUENCE,
 	SEQUENCE_constraint,
-	SEQUENCE_decode_ber,
-	SEQUENCE_encode_der,
-	SEQUENCE_decode_xer,
-	SEQUENCE_encode_xer,
-	0, 0,	/* No OER support, use "-gen-OER" to enable */
-	0, 0,	/* No PER support, use "-gen-PER" to enable */
-	0,	/* Use generic outmost tag fetcher */
 	asn_DEF_toBeSigned_tags_2,
 	sizeof(asn_DEF_toBeSigned_tags_2)
 		/sizeof(asn_DEF_toBeSigned_tags_2[0]), /* 1 */
@@ -202,17 +193,8 @@
 asn_TYPE_descriptor_t asn_DEF_SIGNED_15P0 = {
 	"SIGNED",
 	"SIGNED",
-	SEQUENCE_free,
-	SEQUENCE_print,
-	SEQUENCE_compare,
+	&asn_OP_SEQUENCE,
 	SEQUENCE_constraint,
-	SEQUENCE_decode_ber,
-	SEQUENCE_encode_der,
-	SEQUENCE_decode_xer,
-	SEQUENCE_encode_xer,
-	0, 0,	/* No OER support, use "-gen-OER" to enable */
-	0, 0,	/* No PER support, use "-gen-PER" to enable */
-	0,	/* Use generic outmost tag fetcher */
 	asn_DEF_SIGNED_15P0_tags_1,
 	sizeof(asn_DEF_SIGNED_15P0_tags_1)
 		/sizeof(asn_DEF_SIGNED_15P0_tags_1[0]), /* 1 */
@@ -261,17 +243,8 @@
 asn_TYPE_descriptor_t asn_DEF_Certificate = {
 	"Certificate",
 	"Certificate",
-	SEQUENCE_free,
-	SEQUENCE_print,
-	SEQUENCE_compare,
+	&asn_OP_SEQUENCE,
 	SEQUENCE_constraint,
-	SEQUENCE_decode_ber,
-	SEQUENCE_encode_der,
-	SEQUENCE_decode_xer,
-	SEQUENCE_encode_xer,
-	0, 0,	/* No OER support, use "-gen-OER" to enable */
-	0, 0,	/* No PER support, use "-gen-PER" to enable */
-	0,	/* Use generic outmost tag fetcher */
 	asn_DEF_Certificate_tags_1,
 	sizeof(asn_DEF_Certificate_tags_1)
 		/sizeof(asn_DEF_Certificate_tags_1[0]), /* 1 */
@@ -340,17 +313,8 @@
 asn_TYPE_descriptor_t asn_DEF_Name = {
 	"Name",
 	"Name",
-	SEQUENCE_OF_free,
-	SEQUENCE_OF_print,
-	SEQUENCE_OF_compare,
+	&asn_OP_SEQUENCE_OF,
 	SEQUENCE_OF_constraint,
-	SEQUENCE_OF_decode_ber,
-	SEQUENCE_OF_encode_der,
-	SEQUENCE_OF_decode_xer,
-	SEQUENCE_OF_encode_xer,
-	0, 0,	/* No OER support, use "-gen-OER" to enable */
-	0, 0,	/* No PER support, use "-gen-PER" to enable */
-	0,	/* Use generic outmost tag fetcher */
 	asn_DEF_Name_tags_1,
 	sizeof(asn_DEF_Name_tags_1)
 		/sizeof(asn_DEF_Name_tags_1[0]), /* 1 */
@@ -467,17 +431,8 @@
 asn_TYPE_descriptor_t asn_DEF_RelativeDistinguishedName = {
 	"RelativeDistinguishedName",
 	"RelativeDistinguishedName",
-	SET_OF_free,
-	SET_OF_print,
-	SET_OF_compare,
+	&asn_OP_SET_OF,
 	SET_OF_constraint,
-	SET_OF_decode_ber,
-	SET_OF_encode_der,
-	SET_OF_decode_xer,
-	SET_OF_encode_xer,
-	0, 0,	/* No OER support, use "-gen-OER" to enable */
-	0, 0,	/* No PER support, use "-gen-PER" to enable */
-	0,	/* Use generic outmost tag fetcher */
 	asn_DEF_RelativeDistinguishedName_tags_1,
 	sizeof(asn_DEF_RelativeDistinguishedName_tags_1)
 		/sizeof(asn_DEF_RelativeDistinguishedName_tags_1[0]), /* 1 */