include sys/stat.h
Tiny autotools complain
PNG 1.4 library support
PNG 1.4 library support fix thanks to Genete
Merge branch 'master' of ssh://synfig.git.sourceforge.net/gitroot/synfig/synfig into eldruin_master
Merge branch 'master' of ssh://synfig.git.sourceforge.net/gitroot/synfig/synfig into eldruin_master

Conflicts:
	synfig-core/src/modules/mod_png/mptr_png.cpp
Merge branch 'master' into eldruin_master
Base for the synfig-tool reimplementation using boost::program_options
Adding debug options and functions
Adding info, version and license. License text moved to definitions
Adding target-video-codecs option
Adding layers, modules, targets, valuenodes and importers options
Adding layer-info option
Adding list-canvases option.

The function list_child_canvases has been renamed to print_child_canvases
for more name consistency
Adding canvas-info option. File loads moved to a method in Job class
Adding job list processing (rendering)
Splitting job class methods
Separating printing functions
Some Job class documentation
Job default values