cmdutils: remove conditionnal pp include.

The definition of the include are needed for builds even without pp.
This should fix FATE with --disable-gpl after 63edd2f9.
dynamic loading of shared faac library
avfilters: better behavior of frei0r on win32
programs: print version info and configuration only on -version
configure: fix modplug detection (it needs +lstdc++)
no Werror on implicit-function-declaration and missing-prototypes
custom icon and windows resource
use upstream version tag, my repo is always rebased