README.md in akamai_ccu-1.3.3 vs README.md in akamai_ccu-1.3.4

@@ -124,11 +124,11 @@
 AkamaiCCU::Wrapper.delete_by_url!(%w[https://akaa-baseurl-xxx-xxx.luna.akamaiapis.net/*.js], secret)
 ```
 
 #### Reuse client
 By default `Wrapper` class methods create a brand new Net::HTTP client on each call.  
-If this is an issue for you, you can rely `Wrapper#call` instance method and just change the `endpoint` collaborator to switch API:
+If this is an issue for you, you can use the `Wrapper#call` instance method and update the `endpoint` collaborator to switch API:
 ```ruby
 wrapper = AkamaiCCU::Wrapper.new(secret: secret, endpoint: AkamaiCCU::Endpoint.by_name("invalidate_by_url"))
 wrapper.call(%w[https://akaa-baseurl-xxx-xxx.luna.akamaiapis.net/*.css])
 
 # switch to deleting on production
@@ -154,9 +154,10 @@
 Usage: invalidate --edgerc=./.edgerc --production --cp="12345, 98765"
     -e, --edgerc=EDGERC              Load secret by .edgerc file
     -t, --txt=TXT                    Load secret by TXT file
     -c, --cp=CP                      Specify contents by provider (CP) codes
     -u, --url=URL                    Specify contents by URLs
+    -b, --bulk=BULK                  Specify bulk contents in a file
         --headers=HEADERS            Specify HTTP headers to sign
     -p, --production                 Purge on production network
     -h, --help                       Prints this help
 ```