aezeed: export wordlist and properties

To make it possible to use the wordlist used for aezeed outside of the
aezeed package we export certain properties of the word list and the
word list itself.

aezeed/wordlist.go

@@ -5,20 +5,20 @@ import (
 )
 
 var (
-	// reverseWordMap maps a word to its position within the default word list.
-	reverseWordMap map[string]int
+	// ReverseWordMap maps a word to its position within the default word list.
+	ReverseWordMap map[string]int
 )
 
 func init() {
-	reverseWordMap = make(map[string]int)
-	for i, v := range defaultWordList {
-		reverseWordMap[v] = i
+	ReverseWordMap = make(map[string]int)
+	for i, v := range DefaultWordList {
+		ReverseWordMap[v] = i
 	}
 }
 
-// defaultWordList is a slice of the current default word list that's used to
+// DefaultWordList is a slice of the current default word list that's used to
 // encode the enciphered seed into a human readable set of words.
-var defaultWordList = strings.Split(englishWordList, "\n")
+var DefaultWordList = strings.Split(englishWordList, "\n")
 
 // englishWordList is an English wordlist that's used as part of version 0 of
 // the cipherseed scheme. This is the *same* word list that's recommend for use