Top 25 Library Apps for the iPad               When's the last time you thought, "Gee, I really miss scrolling  around with a nice microfiche?" Between those and the Dewey decimal  system, who's got the time to mess with libraries  anymore? Well, who else but college kids, that is. The college   library will always be an indispensible feature of higher education,  providing the study materials students need and the place to peruse  them. But the future is digital, and iPads are a great way to bridge the  gap between traditional libraries and the developing world of  e-reading. Here are the 25 best library apps to invest in.    My Library  For  $4, your iPad becomes the memory center for your personal book, CD, and  movie libraries. Catalog your books by scanning the ISBN with your iPad  camera, track who you loaned books to, and get access to free eBooks.    Book Crawler  Book  Crawler takes book cataloging to new heights with cool features like  reviews and local...