Grand test fixup (#138)

* start fixing up tests

* fix up tests + automate with drone

* fiddle with linting

* messing about with drone.yml

* some more fiddling

* hmmm

* add cache

* add vendor directory

* verbose

* ci updates

* update some little things

* update sig

vendor/github.com/go-fed/activity/streams/values/string/gen_string.go

@@ -0,0 +1,26 @@
+// Code generated by astool. DO NOT EDIT.
+
+package string
+
+import "fmt"
+
+// SerializeString converts a string value to an interface representation suitable
+// for marshalling into a text or binary format.
+func SerializeString(this string) (interface{}, error) {
+	return this, nil
+}
+
+// DeserializeString creates string value from an interface representation that
+// has been unmarshalled from a text or binary format.
+func DeserializeString(this interface{}) (string, error) {
+	if s, ok := this.(string); ok {
+		return s, nil
+	} else {
+		return "", fmt.Errorf("%v cannot be interpreted as a string for xsd:string", this)
+	}
+}
+
+// LessString returns true if the left string value is less than the right value.
+func LessString(lhs, rhs string) bool {
+	return lhs < rhs
+}