Merge pull request koreader#557 from chrox/master

update koreader-base

Merge pull request koreader#556 from chrox/master

add Evernote plugin to export highlights and notes

Merge pull request koreader#554 from th0mass/patch-1

Update koreader.po (tr)

Merge pull request koreader#551 from danan72/patch-2

Update koreader.po

Merge pull request koreader#551 from danan72/patch-2

Update koreader.po

release stable version v2014.04

Merge pull request koreader#549 from chrox/master

add dewatermark option for pdf/djvu documents

Merge pull request koreader#547 from chrox/master

highlight current toc entry

Merge pull request koreader#543 from chrox/master

fix infinite loop on up-skip CJK puncutuations

Merge pull request koreader#541 from chrox/master

fix wrong screen dpi on Kindle Paperwhite 2