Sharing by email: Add an option to insert the comments from the book metadata as text into the email. Useful to allow the recipient to see a summary of the book before opening it. The option is in Preferences->Sharing by email
Check book: When fixing named entities, fix in all files not just current file.
Start work on touch screen gesture support for the viewer
pep8
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Workaround for Qt bug where toggling the ToC, or opening a dialog would unregister for touch events
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Update ABC (es)
Catalogs: Fix an error creating catalogs in ebook format when one of the books contains HTML entities in its title
Catalogs: Fix an error when generating catalogs via calibredb from the command line on non-English installs
pep8
Show diff dialog as window when launching standalone from the command line
Handle taps on the viewer
Add a copy to clipboard button for the duplicates message when copying to another library. Fixes #1278305 [The Popup for duplicate records when using "copy to library xyz"  does not have a "copy to clipboard" option that would be most useful](https://bugs.launchpad.net/calibre/+bug/1278305)
Icons for buttons on the dup list dialog
Implement Tap And Hold
When tapping on a link int he document, activate the link instead of turning the page
Update Cumhuriyet Yazarlar