Merge branch 'hotfix/0.4.1'

* hotfix/0.4.1:
  Updated documeuntation for 0.4 release.
  modify absolut path to relavent path for generate doxygen file
change ndk-compile.sh for exec
add epub_jni empty file and compile
Initial import of ePub3-Library eclipse project and changes to build and documentation
Merge branch 'release/0.5'

* release/0.5: (21 commits)
  Fixed handling of spine item properties. Also correctly turns 'rendition:orientation-landscape' into 'rendition:orientation' = 'landscape' and similar for other FXL properties.
  Expanded a variadic template arg for Windows.
  Implemented page-progression-direction on <spine>. Also includes high-level cover API on Package.
  Updated header licenses.
  Fixed some issues with IRI class.
  Fixed a bug in SpineItem property parsing.
  declared NavigationElementPtr, NavigationTablePtr for consystency
  Now setup to build on Windows, which it does.
  Now builds on Android NDK.
  Completed new refcount & property API work. Now make sure it builds for other platforms.
  Fixed rogue gitignore: all headers now present.
  Tweaked project paths to ensure non-absolute
  Updated headers to include GPLv3 where necessary.
  Reinstated OS X project Prefix Header value.
  Functions are now exported from Windows DLLs.
  Windows branch now compiles successfully on OS X, iOS, and Android.
  Project now compiles on Windows 7 using VC2012
  Added header-creation scripts for Windows
  Committing so I can push & continue work at home.
  Visual Studio project created
  ...
Moved the ePub3-Library project to readium-sdk/Platform/Android and reorganized the source tree to comply with Android Eclipse project
Merge branch 'release/0.6'

* release/0.6:
  Fixed an error in swap_traits for non-libc++ implementations.
  More package validation and tests.
  More error handling and package tests.
  Error handling and supporting unit tests. Not at 100% coverage yet.
  Partial conversion to spec error handlers.
  Updated license headers.
  Error infrastructure now in place. Next step: make the core library use it EVERYWHERE.
Merged master branch with refcounted work from Jim
Updated the README and README.markdown to clarify some bits of the build process
added linux notes
added linux notes
Merge of Mantano work in txtr ePub3-Library project
Merge branch 'txtr' of https://github.com/readium/readium-sdk into txtr
Minor fixes due to Launcher testing.
Merge branch 'txtr' into develop