Rename keystore methods and delete unused permissions

Keystore is going through an API cleanup to make names more clear and
remove unclear methods.

Change-Id: I06354ccd0a9a73fd20168bfce9350c451cfaced3
diff --git a/access_vectors b/access_vectors
index e79ad1b..c280f08 100644
--- a/access_vectors
+++ b/access_vectors
@@ -890,25 +890,22 @@
 
 class keystore_key
 {
-	test
+	get_state
 	get
 	insert
 	delete
 	exist
-	saw
+	list
 	reset
 	password
 	lock
 	unlock
-	zero
+	is_empty
 	sign
 	verify
 	grant
 	duplicate
 	clear_uid
-	reset_uid
-	sync_uid
-	password_uid
 	add_auth
 	user_changed
 }