Update www/GraphicsMagick to 1.3.19 and bump PORTREVISION for consumers.
Note that graphics/GraphicsMagick12 was removed on 2014-05-20 because it is
no longer maintained upstream.
Detailed/other changes:
* graphics/GraphicsMagick :
- Copy contents from graphics/GraphicsMagick13
- Remove PORTREVISION and PKGNAMESUFFIX
- Keep original pkg-descr, do not copy whitespace-only changes.
* graphics/pecl-gmagick :
- Use modern LIB_DEPENDS
* graphics/vips :
- Stage support
- Use modern LIB_DEPENDS
- USES libtool, pathfix
* multimedia/bombono :
- Update BUILD_DEPENDS and RUN_DEPENDS
* textproc/htmltolatex :
- Use modern LIB_DEPENDS
Phabric: D108 162
Approved by: portmgr (antoine, bapt)