editorial: add space after a comma.

git-svn-id: svn://bind10.isc.org/svn/bind10/branches/trac256@2489 e5f2f494-b856-4b98-b285-d166d9295462

src/lib/dns/util/base_n.cc

@@ -184,7 +184,7 @@ struct BaseNTransformer {
 template <int BitsPerChunk, char BaseZeroCode,
           typename Encoder, typename Decoder>
 string
-BaseNTransformer<BitsPerChunk, BaseZeroCode,Encoder, Decoder>::encode(
+BaseNTransformer<BitsPerChunk, BaseZeroCode, Encoder, Decoder>::encode(
     const vector<uint8_t>& binary)
 {
     // calculate the resulting length.