docs: Moving library docs out of /tools/ am: 7877f69ddd
am: 6bbce8db4f

* commit '6bbce8db4fd9d4fe5d56fb7eb17793f0c8ac7294':
  docs: Moving library docs out of /tools/

Change-Id: I89594b6fc16e8d14aac5825f7f05b7cf928ffb69