Merge "Adding top category, subcategory and book path detection for go/libraries" into mnc-mr-docs
am: 5b005e1ded

* commit '5b005e1ded3a7c857fa326811e4cc197f394dab3':
  Adding top category, subcategory and book path detection for go/libraries

Change-Id: Id9274c4d464a42f54f5e6c53ede396e7060e773e