[DOCS] Postgresql .pdf docs for 7.4.2

Ladies and Gentlemen: The .pdf documentation for PostgreSQL is generally very good and user friendly.  I, however, noticed that the .pdf docs for version 7.4.2 have not only been merged into one big document but the Bookmarks (the side bar in Adobe Acrobat where a specific topic could be easi

[DOCS] Postgresql .pdf docs for 7.4.2

Ladies and Gentlemen: The .pdf documentation for PostgreSQL is generally very good and user friendly. I, however, noticed that the .pdf docs for version 7.4.2 have not only been merged into one big document but the Bookmarks (the side bar in Adobe Acrobat where a specific topic could be easily fo