*8590* Keep array index when slicing
*8445* remove OMP-specific reference to publication formats
*8592* Remove non-functional redirect case (optional)
*8593* es_ES updates (apply in lib/pkp)
*8582* quell warning when no localized data present for node
*8594* Review forms bhui contribution commit
(partial; with some cleanup)
*8597* Move localization icon when a scrollbar is added
added de_DE locale contact info
*8604* Better separation between submission header and submission progress bar
Move run all tests tool to library
Skip broken tests
Skip broken tests
Support for ePUB file format added

ePub icon added to templates/images/structure.sprites.png
ePub icon style positioning added to styles/sprites.less
ePub  extension, MIME type, DOCUMENT_TYPE added to
classes/file/FileManager.inc.php
Merge pull request #67 from rootl/master

*8612* Support for ePUB file format added
*8612* Remove inline comments
Merge branch 'master' of github.com:pkp/pkp-lib
*8619* Moving visible to all users notification types to lib
*8620* fix method declaration
*8624* Make sure variable is initialized and array has expected number of items
*8625* Remove custom error handler