def login(un, pw)
      response_body = Helper.auth_request un, pw
      auth_token = Hash[*response_body.split.collect { |i| i.split('=') }.flatten]['Auth']
      raise InoreaderApi::InoreaderApiError.new 'Bad Authentication' if auth_token.nil?
      auth_token
    rescue => e
      raise InoreaderApi::InoreaderApiError.new e.message if auth_token.nil?
    end
def login(un, pw)
      response_body = Helper.auth_request un, pw
      auth_token = Hash[*response_body.split.collect { |i| i.split('=') }.flatten]['Auth']
      raise InoreaderApi::InoreaderApiError.new 'Bad Authentication' if auth_token.nil?
      auth_token
    rescue => e
      raise InoreaderApi::InoreaderApiError.new e.message if auth_token.nil?
    end
Authenticate, to return authToken
 @param un username or Email
 @param pw Password
 @return Hash
 if success
 {
   :auth_token => xxxxxxxx
 }