Added initTemplates, moved tpls folder

* Moved all template functions to shared

cmds/sqlboiler_test.go

@@ -0,0 +1,14 @@
+package cmds
+
+import "testing"
+
+func TestInitTemplates(t *testing.T) {
+	templates, err := initTemplates()
+	if err != nil {
+		t.Errorf("Unable to init templates: %s", err)
+	}
+
+	if len(templates) < 2 {
+		t.Errorf("Expected > 2 templates to be loaded from templates folder, only loaded: %d\n\n%#v", len(templates), templates)
+	}
+}