Remove the word middleware (#1067)

* Rename middleware to plugin

first pass; mostly used 'sed', few spots where I manually changed
text.

This still builds a coredns binary.

* fmt error

* Rename AddMiddleware to AddPlugin

* Readd AddMiddleware to remain backwards compat

1 files changed, 0 insertions, 35 deletions

diff --git a/middleware/kubernetes/setup_reverse_test.go b/middleware/kubernetes/setup_reverse_test.go
deleted file mode 100644
index ed51a7410..000000000
--- a/middleware/kubernetes/setup_reverse_test.go
+++ /dev/null
@@ -1,35 +0,0 @@
-package kubernetes
-
-import (
-	"testing"
-
-	"github.com/mholt/caddy"
-)
-
-func TestKubernetesParseReverseZone(t *testing.T) {
-	tests := []struct {
-		input         string   // Corefile data as string
-		expectedZones []string // expected count of defined zones.
-	}{
-		{`kubernetes coredns.local 10.0.0.0/16`, []string{"coredns.local.", "0.10.in-addr.arpa."}},
-		{`kubernetes coredns.local 10.0.0.0/17`, []string{"coredns.local.", "10.0.0.0/17."}},
-	}
-
-	for i, tc := range tests {
-		c := caddy.NewTestController("dns", tc.input)
-		k, _, err := kubernetesParse(c)
-		if err != nil {
-			t.Fatalf("Test %d: Expected no error, got %q", i, err)
-		}
-
-		zl := len(k.Zones)
-		if zl != len(tc.expectedZones) {
-			t.Errorf("Test %d: Expected kubernetes to be initialized with %d zones, found %d zones", i, len(tc.expectedZones), zl)
-		}
-		for i, z := range tc.expectedZones {
-			if k.Zones[i] != z {
-				t.Errorf("Test %d: Expected zones to be %q, got %q", i, z, k.Zones[i])
-			}
-		}
-	}
-}