Typos.  A bunch of typos I've been collecting.

Change-Id: I53ab8d17914e6563110354e4052109ac02bf8f3b
Signed-off-by: Paul Vinciguerra <pvinci@vinciconsulting.com>
diff --git a/src/vnet/ethernet/arp.c b/src/vnet/ethernet/arp.c
index 724cfa8..12c3fa4 100644
--- a/src/vnet/ethernet/arp.c
+++ b/src/vnet/ethernet/arp.c
@@ -520,7 +520,7 @@
 	 * Complete the remaining fields of the adj's rewrite to direct the
 	 * complete of the rewrite at switch time by copying in the IP
 	 * dst address's bytes.
-	 * Ofset is 2 bytes into the MAC desintation address.
+	 * Offset is 2 bytes into the MAC destination address.
 	 */
 	adj_mcast_update_rewrite (ai, rewrite, offset);
 
@@ -1570,7 +1570,7 @@
 
 /**
  * @brief publish wildcard arp event
- * @param sw_if_index The interface on which the ARP entires are acted
+ * @param sw_if_index The interface on which the ARP entries are acted
  */
 static int
 vnet_arp_wc_publish (u32 sw_if_index,
@@ -2032,8 +2032,8 @@
 }
 
 /*
- * Remove any proxy arp entries asdociated with the
- * specificed fib.
+ * Remove any proxy arp entries associated with the
+ * specified fib.
  */
 int
 vnet_proxy_arp_fib_reset (u32 fib_id)
@@ -2614,7 +2614,7 @@
 }
 
 /*
- * Remove any arp entries asociated with the specificed interface
+ * Remove any arp entries associated with the specified interface
  */
 static clib_error_t *
 vnet_arp_delete_sw_interface (vnet_main_t * vnm, u32 sw_if_index, u32 is_add)