====== pwlib upgrade ======
TODO list: 

<file>$ ac-requires pwlib
 asterisk-1.2.7.1-4
callgen323-1.2.6-9
ekiga-2.0.1-1
opal-2.2.1-2
openam-1.13.5-3
opengk-1.13.5-3
openh323-1.18.0-1
openivr-1.13.5-3
openmcu-2.1.1-1
pwlib-devel-1.10.0-1
pwlib-sound-alsa-1.10.0-1
pwlib-sound-oss-1.10.0-1
pwlib-video-avc-1.10.0-1
pwlib-video-dc-1.10.0-1
pwlib-video-v4l-1.10.0-1
pwlib-video-v4l2-1.10.0-1
</file>
build order: 


  - pwlib 
  - opal 
    - ekiga 

    openh323 
    - callgen323 
    - openam 
    - opengk 
    - openivr 
    - openmcu