Helper API refactor (#40)

* api cleaup

* updates

* wtf

* updates

* snapshot.

* tweaks

* snapshot

* api tweaks.

* updates

* updates

* updates

* changes.

* updates

* updates

* sequence => seq

* dont need to use curl, just using wget

* fixing examples

seq/random_test.go

@@ -0,0 +1,20 @@
+package seq
+
+import (
+	"testing"
+
+	assert "github.com/blendlabs/go-assert"
+)
+
+func TestRandomRegression(t *testing.T) {
+	assert := assert.New(t)
+
+	randomProvider := NewRandom().WithLen(4096).WithMax(256)
+	assert.Equal(4096, randomProvider.Len())
+	assert.Equal(256, *randomProvider.Max())
+
+	randomSequence := New(randomProvider)
+	randomValues := randomSequence.Array()
+	assert.Len(randomValues, 4096)
+	assert.InDelta(128, randomSequence.Average(), 10.0)
+}