Separate AM conditional for building demo

Signed-off-by: Casey Dahlin <cdahlin@redhat.com>
Automake options for TIFF support

Signed-off-by: Casey Dahlin <cdahlin@redhat.com>
Update TODO

Signed-off-by: Casey Dahlin <cdahlin@redhat.com>
Use OpenGL CFLAGS from pkg-config

Signed-off-by: Casey Dahlin <cdahlin@redhat.com>