Log message:
Bump PKGREVISION for libpng shlib name change.
Also add some patches to remove use of deprecated symbols and fix other
problems when looking for or compiling against libpng-1.4.x.

Log message:
Changes 4.6.2:
This is a bug-fix release. It maintains both forward and backward
compatibility (source and binary) with Qt 4.6.0 and 4.6.1.

Log message:
* Exceptions enabled
* Build and install XmlPatters
* MNG moved to qt4-mng

Log message:
Changes 4.6.1:
* Optimized empty QUrl creation
* Improve performance of getting the canonical filename on Linux
  and Symbian by using realpath() system call.
* Avoid stat() when opening a file.
* Do not look at the Qt patch-level version embedded in plugins'
  buildkeys when trying to determine if the plugin is compatible
* Bug-fixes
* load() and loadFromData() can now support compressed GL textures
  in the DDS, ETC1, PVRTC2, and PVRTC4 formats if the OpenGL graphics
  system is active and the appropriate extensions are present in the
  GL implementation.
* Fixed a small leak when using the new QPixmapCache::Key based API.

Log message:
Second try at jpeg-8 recursive PKGREVISION bump.

Log message:
Install QtHelp headers again. Bump PKGREVISION.

Log message:
Changes 4.5.3:
* This is a bug-fix release.

Log message:
bump revision because of graphics/jpeg update

Log message:
build/install qdoc3 and some assistant parts, needed for QtCreator,
from Florian Walpen per mail to pkgsrc-users,
bump PKGREVISION

Log message:
update to 4.5.2
changes: bugfixes and optimizations