common: fix up BOLT 2 references.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

common/initial_channel.h

@@ -86,7 +86,7 @@ static inline u64 max_htlc_value_in_flight_msat(const struct channel *channel,
 }
 /* BOLT #2:
  *
- * similarly `max_accepted_htlcs` limits the number of outstanding
+ * similarly, `max_accepted_htlcs` limits the number of outstanding
  * HTLCs the other node can offer. */
 static inline u16 max_accepted_htlcs(const struct channel *channel,
 				     enum side recipient)
@@ -113,7 +113,7 @@ static inline u32 htlc_minimum_msat(const struct channel *channel,
 }
 /* BOLT #2:
  *
- * `to_self_delay` is the number of blocks that the other nodes
+ * `to_self_delay` is the number of blocks that the other node's
  * to-self outputs must be delayed, using `OP_CHECKSEQUENCEVERIFY`
  * delays */
 static inline u16 to_self_delay(const struct channel *channel, enum side side)

common/initial_commit_tx.c

@@ -105,16 +105,15 @@ struct bitcoin_tx *initial_commit_tx(const tal_t *ctx,
 		 *
 		 * The receiving node MUST fail the channel if:
 		 *...
-		 * - the funder's amount for the initial commitment
-		 *   transaction is not sufficient for full [fee
-		 *   payment](03-transactions.md#fee-payment).
+		 *   - it considers `feerate_per_kw` too small for timely
+		 *     processing or unreasonably large.
 		 */
 		status_unusual("Funder cannot afford fee"
 			       " on initial commitment transaction");
 		return NULL;
 	}
 
-	/* BOLT #2:
+	/* FIXME, should be in #2:
 	 *
 	 * The receiving node MUST fail the channel if:
 	 *...