Upgrade document and add the fnction aws_events_enable_rule

[lamhaison]

• [Docs] - updates to the documentation of readme file for using aws credentials permanently with the tool
• [Add] - add function aws_events_enable_rule for aws events
• [Docs] - add the document for adding helpful-commandlines for making search peco function menu
• [Docs] - add the document for using hotkey and mark sensitive data (ec2 instance id)
• [Docs] - add the instruction for how to search function on Peco menu