removed unneeded error reporter references

Sources/Context.swift

@@ -4,10 +4,6 @@ public class Context {
 
   public let environment: Environment
   
-  public var errorReporter: ErrorReporter {
-    return environment.errorReporter
-  }
-
   init(dictionary: [String: Any]? = nil, environment: Environment? = nil) {
     if let dictionary = dictionary {
       dictionaries = [dictionary]

Sources/Environment.swift

@@ -3,15 +3,12 @@ public struct Environment {
   public var extensions: [Extension]
 
   public var loader: Loader?
-  public var errorReporter: ErrorReporter
 
   public init(loader: Loader? = nil,
               extensions: [Extension]? = nil,
-              templateClass: Template.Type = Template.self,
-              errorReporter: ErrorReporter = SimpleErrorReporter()) {
+              templateClass: Template.Type = Template.self) {
 
     self.templateClass = templateClass
-    self.errorReporter = errorReporter
     self.loader = loader
     self.extensions = (extensions ?? []) + [DefaultExtension()]
   }