Expose markdownAction in SwiftLint.

This is needed to be able to use your own markdown output.

Author: kostasniks

Sources/Danger/Plugins/SwiftLint/SwiftLint.swift

@@ -93,15 +93,19 @@ public enum SwiftLint {
                             configFile: String? = nil,
                             strict: Bool = false,
                             quiet: Bool = true,
-                            swiftlintPath: SwiftlintPath? = nil) -> [SwiftLintViolation] {
+                            swiftlintPath: SwiftlintPath? = nil,
+                            markdownAction: (String) -> Void = markdown
+    ) -> [SwiftLintViolation] {
         lint(lintStyle: lintStyle,
              danger: danger,
              shellExecutor: shellExecutor,
              swiftlintPath: swiftlintPath,
              inline: inline,
              configFile: configFile,
              strict: strict,
-             quiet: quiet)
+             quiet: quiet,
+             markdownAction: markdownAction
+        )
     }
 }