scrub out whitespace issues

Run script that removes trailing whitespace everywhere.
diff --git a/lib/coverity_model.c b/lib/coverity_model.c
index c896302..1321fe8 100644
--- a/lib/coverity_model.c
+++ b/lib/coverity_model.c
@@ -15,5 +15,3 @@
  * Coverity Scan doesn't pick up modifications automatically. The model file
  * must be uploaded by an admin.
  */
-
-
diff --git a/lib/dnet_ntop.c b/lib/dnet_ntop.c
index 507a7eb..112dc0d 100644
--- a/lib/dnet_ntop.c
+++ b/lib/dnet_ntop.c
@@ -98,5 +98,3 @@
 
 	return NULL;
 }
-
-
diff --git a/lib/inet_proto.c b/lib/inet_proto.c
index 57a8351..ceda082 100644
--- a/lib/inet_proto.c
+++ b/lib/inet_proto.c
@@ -67,5 +67,3 @@
 	}
 	return -1;
 }
-
-
diff --git a/lib/ipx_ntop.c b/lib/ipx_ntop.c
index 1e46bc2..5f646b3 100644
--- a/lib/ipx_ntop.c
+++ b/lib/ipx_ntop.c
@@ -68,5 +68,3 @@
 
 	return NULL;
 }
-
-
diff --git a/lib/libgenl.c b/lib/libgenl.c
index acb1478..a1a37a4 100644
--- a/lib/libgenl.c
+++ b/lib/libgenl.c
@@ -60,4 +60,3 @@
 
 	return genl_parse_getfamily(&req.n);
 }
-
diff --git a/lib/libnetlink.c b/lib/libnetlink.c
index 245c4ca..a90e52c 100644
--- a/lib/libnetlink.c
+++ b/lib/libnetlink.c
@@ -158,7 +158,7 @@
 			struct nlmsgerr *err = (struct nlmsgerr*)NLMSG_DATA(h);
 			if (h->nlmsg_len < NLMSG_LENGTH(sizeof(struct nlmsgerr)))
 				fprintf(stderr, "ERROR truncated\n");
-			else 
+			else
 				errno = -err->error;
 			return -1;
 		}
diff --git a/lib/utils.c b/lib/utils.c
index bd58427..b93b1dc 100644
--- a/lib/utils.c
+++ b/lib/utils.c
@@ -95,7 +95,7 @@
 	/* try coverting dotted quad to CIDR */
 	if (!get_addr_1(&addr, arg, AF_INET) && addr.family == AF_INET) {
 		int b = mask2bits(addr.data[0]);
-		
+
 		if (b >= 0) {
 			*val = b;
 			return 0;
@@ -191,7 +191,7 @@
 	*val = t;
 	if (*val < t)
 		*val += 1;
-	
+
         return 0;
 
 }
@@ -363,7 +363,7 @@
 	for (i = 0; i < 4; i++) {
 		unsigned long n;
 		char *endp;
-		
+
 		n = strtoul(cp, &endp, 0);
 		if (n > 255)
 			return -1;	/* bogus network value */