Merge "Adding top category, subcategory and book path detection for...
Merge "Adding top category, subcategory and book path detection for go/libraries" into mnc-mr-docs am: 5b005e1d am: e0b5cb8f am: 532e0acc
am: aa63361b
* commit 'aa63361b':
Adding top category, subcategory and book path detection for go/libraries
Change-Id: I019a07b0127f74fc4dde069092a18112eb2a0fa5