All files:

All files:
	Changes to implement SCC format version #3, which is architecture
	independent, and includes the key encryption type information.

scc_gennew.c (krb5_scc_generate_new): Generate new ccaches using
	whatever version is marked as the default.

scc_read.c (krb5_scc_read_keyblock): Insert keyblock magic
	number and initialize etype value.  Also add magic numbers
	for the krb5_principal, krb5_data, krb5_address, and
	krb5_authdata structures.

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@4693 dc483132-0cff-0310-8789-dd5450dbe970