Fix typos (#499)

* Update bolt.go

Fix typos

* Update util.go

Fix Typos

cache/bolt.go

@@ -163,7 +163,7 @@ func (b Bolt) GetChangelog(servername, packName string) (changelog string, err e
 	err = b.db.View(func(tx *bolt.Tx) error {
 		bkt := tx.Bucket([]byte(servername))
 		if bkt == nil {
-			return fmt.Errorf("Faild to get Bucket: %s", servername)
+			return fmt.Errorf("Failed to get Bucket: %s", servername)
 		}
 		v := bkt.Get([]byte(packName))
 		if v == nil {
@@ -181,7 +181,7 @@ func (b Bolt) PutChangelog(servername, packName, changelog string) error {
 	return b.db.Update(func(tx *bolt.Tx) error {
 		bkt := tx.Bucket([]byte(servername))
 		if bkt == nil {
-			return fmt.Errorf("Faild to get Bucket: %s", servername)
+			return fmt.Errorf("Failed to get Bucket: %s", servername)
 		}
 		if err := bkt.Put([]byte(packName), []byte(changelog)); err != nil {
 			return err

oval/util.go

@@ -63,7 +63,7 @@ func (e defPacks) toPackStatuses(family string, packs models.Packages) (ps model
 		for name := range e.actuallyAffectedPackNames {
 			pack, ok := packs[name]
 			if !ok {
-				util.Log.Warnf("Faild to find in Package list: %s", name)
+				util.Log.Warnf("Failed to find in Package list: %s", name)
 				return
 			}
 
@@ -75,7 +75,7 @@ func (e defPacks) toPackStatuses(family string, packs models.Packages) (ps model
 				}
 			}
 			if ovalPackVer == "" {
-				util.Log.Warnf("Faild to find in Oval Package list: %s", name)
+				util.Log.Warnf("Failed to find in Oval Package list: %s", name)
 				return
 			}