Add Package.swift and move files around

Sources/TemplateLoader.swift

@@ -0,0 +1,38 @@
+import Foundation
+import PathKit
+
+
+// A class for loading a template from disk
+public class TemplateLoader {
+  public let paths: [Path]
+
+  public init(paths: [Path]) {
+    self.paths = paths
+  }
+
+  public init(bundle: [NSBundle]) {
+    self.paths = bundle.map {
+      return Path($0.bundlePath)
+    }
+  }
+
+  public func loadTemplate(templateName: String) -> Template? {
+    return loadTemplate([templateName])
+  }
+
+  public func loadTemplate(templateNames: [String]) -> Template? {
+    for path in paths {
+      for templateName in templateNames {
+        let templatePath = path + Path(templateName)
+
+        if templatePath.exists {
+          if let template = try? Template(path: templatePath) {
+            return template
+          }
+        }
+      }
+    }
+
+    return nil
+  }
+}