add: policy v1
Updating README.md to have a table of contents

for https://bountify.co/create-table-of-contents-for-readme-using-github-flavored-markdown , used https://github.com/aslushnikov/table-of-contents-preprocessor and cleaned up a the generated TOC using regular expressions
Merge pull request #1 from marks/patch-1

Updating README.md to have a table of contents
Updating README.md to have a table of contents

removing erroneous extra hyphen at the end of some TOC links
Merge pull request #2 from marks/patch-2

add: Table of Contents to the Information Security Policy
Merge pull request #3 from akshatpradhan/policy_v1

add information security policy for PCI-DSS