Updated Vendoring

It resolves issues #474 and #589 which were coming from libcompose,
as well as resolves #440 and #437 partially as `group_add` & `stop_grace_period`
are supported by libcompose now.

vendor/github.com/spf13/cobra/cobra.go

@@ -27,12 +27,13 @@ import (
 )
 
 var templateFuncs = template.FuncMap{
-	"trim":               strings.TrimSpace,
-	"trimRightSpace":     trimRightSpace,
-	"appendIfNotPresent": appendIfNotPresent,
-	"rpad":               rpad,
-	"gt":                 Gt,
-	"eq":                 Eq,
+	"trim":                    strings.TrimSpace,
+	"trimRightSpace":          trimRightSpace,
+	"trimTrailingWhitespaces": trimRightSpace,
+	"appendIfNotPresent":      appendIfNotPresent,
+	"rpad":                    rpad,
+	"gt":                      Gt,
+	"eq":                      Eq,
 }
 
 var initializers []func()
@@ -65,6 +66,8 @@ func OnInitialize(y ...func()) {
 	initializers = append(initializers, y...)
 }
 
+// FIXME Gt is unused by cobra and should be removed in a version 2. It exists only for compatibility with users of cobra.
+
 // Gt takes two types and checks whether the first type is greater than the second. In case of types Arrays, Chans,
 // Maps and Slices, Gt will compare their lengths. Ints are compared directly while strings are first parsed as
 // ints and then compared.
@@ -95,6 +98,8 @@ func Gt(a interface{}, b interface{}) bool {
 	return left > right
 }
 
+// FIXME Eq is unused by cobra and should be removed in a version 2. It exists only for compatibility with users of cobra.
+
 // Eq takes two types and checks whether they are equal. Supported types are int and string. Unsupported types will panic.
 func Eq(a interface{}, b interface{}) bool {
 	av := reflect.ValueOf(a)
@@ -115,6 +120,8 @@ func trimRightSpace(s string) string {
 	return strings.TrimRightFunc(s, unicode.IsSpace)
 }
 
+// FIXME appendIfNotPresent is unused by cobra and should be removed in a version 2. It exists only for compatibility with users of cobra.
+
 // appendIfNotPresent will append stringToAppend to the end of s, but only if it's not yet present in s.
 func appendIfNotPresent(s, stringToAppend string) string {
 	if strings.Contains(s, stringToAppend) {