libgbm: replace wsegl_debug by wsegl_info

Signed-off-by: Andreas Müller <schnitzeltony@googlemail.com>
print logs to stderr so we see them in weston compositor context

prepend "wlwsegl: "

Signed-off-by: Andreas Müller <schnitzeltony@googlemail.com>
libgbm: now that we know that plugin/log environment works remove some messages

Signed-off-by: Andreas Müller <schnitzeltony@googlemail.com>
backend_pvr_omap3: add link to mesa

Signed-off-by: Andreas Müller <schnitzeltony@googlemail.com>
gbm_pvr_omap3_bo_create: copy some mesa template code

Signed-off-by: Andreas Müller <schnitzeltony@googlemail.com>
add further logging

Signed-off-by: Andreas Müller <schnitzeltony@googlemail.com>
implement a wayland context (server-egl/server-drm/client) for egl

Signed-off-by: Andreas Müller <schnitzeltony@googlemail.com>