Splitting the book again into two volumes. #10525

Change-Id: Id1289c5bd4924349bee1d7f4aa4b3da5d53d7307
Fixed the title page of 1st volume. #10525

Change-Id: Ic8985f41a6b2259ef467b1fbb85832f46cb70e82
Fixed the title page of 2nd volume. #10525

Change-Id: I34b250e1b78c45eded2302b41fc2469e41a7b6ce
Fixed book volume titles in verso title page, ToC, and PDF bookmarks. #10525

Change-Id: I9cbdd8663f7eba15035d5ec943bd8fe997203ad4
Disabled copying PDF manual if it's not compiled. Added French, German, and Spanish translation builds.

Change-Id: Ia73f7dd4b38f55a252372ed245e1d65119d5e168
Merge branch '10525-book-split'