Pin gopkg.in/yaml.v2

Update and pin the version of gopkg.in/yaml.v2 that we vendor.

Signed-off-by: Nalin Dahyabhai <nalin@redhat.com>

Closes: #79
Approved by: nalind

vendor.conf

@@ -42,7 +42,7 @@ golang.org/x/net master
 golang.org/x/sys master
 golang.org/x/text master
 gopkg.in/cheggaaa/pb.v1 master
-gopkg.in/yaml.v2 master
+gopkg.in/yaml.v2 cd8b52f8269e0feb286dfeef29f8fe4d5b397e0b
 k8s.io/apimachinery master https://github.com/kubernetes/apimachinery
 k8s.io/client-go master https://github.com/kubernetes/client-go
 k8s.io/kubernetes master https://github.com/kubernetes/kubernetes

vendor/gopkg.in/yaml.v2/decode.go

@@ -120,7 +120,6 @@ func (p *parser) parse() *node {
 	default:
 		panic("attempted to parse unknown event: " + strconv.Itoa(int(p.event.typ)))
 	}
-	panic("unreachable")
 }
 
 func (p *parser) node(kind int) *node {

vendor/gopkg.in/yaml.v2/emitterc.go

@@ -666,7 +666,6 @@ func yaml_emitter_emit_node(emitter *yaml_emitter_t, event *yaml_event_t,
 		return yaml_emitter_set_emitter_error(emitter,
 			"expected SCALAR, SEQUENCE-START, MAPPING-START, or ALIAS")
 	}
-	return false
 }
 
 // Expect ALIAS.

vendor/gopkg.in/yaml.v2/parserc.go

@@ -166,7 +166,6 @@ func yaml_parser_state_machine(parser *yaml_parser_t, event *yaml_event_t) bool
 	default:
 		panic("invalid parser state")
 	}
-	return false
 }
 
 // Parse the production: