Log Message:
Update gdk-pixbuf2 to 2.36.4.

This also updates gdk-pixbuf2-jasper and gdk-pixbuf2-xlib to 2.36.4
via common Makefile.version.

pkgsrc changes:
 * Regen old style name patches for future maintainability

Upstream changes (from NEWS):

2.36.4
======

* Add a fastpath for no-op scales
* Documentation improvements (#442452)
* Fix some coverity warnings (#776945, #768062)
* Translation updates

2.36.3
======

* gif, ico: Fix area-updated coordinates (#581484)
* tga: Improve error handling (#575217)
* jasper: Improve error handling (#685543)
* Test suite improvements (#696331)
* Minor documentation fixes (#776457)
* Translation updates

2.36.2
======

* Fix a NULL pointer dereference (#776026)
* Fix a memory leak (#776020)
* Support bmp headers with bitmask (#766890)
* Add tests for scaling (#80925)
* Handle compressed pixdata in resources (#776105)
* Avoid a buffer overrun in the qtif loader ($#775648)
* Fix a crash in the bmp loader (#775242)
* Fix crash opening pnm images with large dimensions (#775232)
* Prevent buffer overflow in the pixdata loader (#775693)
* Translation updates

2.36.1
======

* Remove the pixdata loader (#776004)
* Fix integer overflows in the jpeg loader (#775218)
* Add an external thumbnailer for images
* Translation updates