updated dependencies

vendor/github.com/blevesearch/snowballstem/among.go

@@ -0,0 +1,16 @@
+package snowballstem
+
+import "fmt"
+
+type AmongF func(env *Env, ctx interface{}) bool
+
+type Among struct {
+	Str string
+	A   int32
+	B   int32
+	F   AmongF
+}
+
+func (a *Among) String() string {
+	return fmt.Sprintf("str: `%s`, a: %d, b: %d, f: %p", a.Str, a.A, a.B, a.F)
+}