Calibre 2.45 发布，此版本更新内容： 新特性 Cover browser: Allow customizing the text that appears under the covers with a template in Preferences->Look & Feel->Cover browser When sending books without a cover to the device, generate a cover with book metadata instead of using the blank book icon Preferenes->Add your own columns: Show more information about existing columns Bug 修复 PDF Output: Handle input documents with fonts that do not have either postscript or full name information. Closes tickets: 1518678 DOCX Input: Handle numbering styles that use non-decimal number formats and custom templates. Closes tickets: 1519962 Allow restoring of corrupted library to work even if the metadata.db file is missing from the library folder Closes tickets: 1519855 Bulk metadata dialog: Fix renaming a custom series via search and replace causing the series index to be reset to 1. Closes tickets: 1519599 Bulk metadata dialog: Fix search and replace not working for text like custom columns if the column contains only a single value. Closes tickets: 1516890 Content server: Fix next and previous links not working in the mobile view when using a search query that includes url unsafe characters. Closes tickets: 1519606 Update Amazon metadata download plugin to handle amazon.com website change that was preventing any metadata from being downloaded Edit Book: Fix error when trying to add words to user dictionary for a book with a language that has no dictionary available. Closes tickets: 1517928 Tag browser: Fix various bugs in how grouped search terms are displayed. Also fix counts and average rating for items in user categories When using copy to library also create missing composite columns in the destination library. Closes tickets: 1516880 改进新闻源 The Guardian and The Observer 下载：http://calibre-ebook.com/download。 Calibre是电子书管理软件，支持Amazon、Apple、Bookeen、Ectaco、Endless Ideas、Google/HTC、Hanlin Song设备及格式，功能十分强大。 Calibre 2.45 发布，电子书管理软件下载地址
