https://github.com/openpeer/opios/issues/73

- fix crash when no delegate is attached to a finder connection
- Media Engine thread loop slowed down
- iOS 7 changes for camera frame rate
Merge branch '20131004-id-association' of https://github.com/openpeer/op into 20131004-id-association
- libvpx - fix for pixelation problem in release build
- camera capture resolution increased twice
- fixed possible logger deadlock when telnet logger performs DNS and DNS logs something at the same time
- removed unneeded lock for state change notification which can cause deadlock in recursion
- iPod 5 back camera support fix
- fixed video capture problem for iPad 2, iPad 3 and iPhone 4s
- media test application changes
- added warning when firing event to delegate but delegate object is already destroyed
- webrtc - crash fix on end of call
- AEC changed to fixed-point implementation
- fix error message text
Merge branch '20131004-id-association'

# By Vladimir Morosev (9) and Robin Raymond (5)
# Via Robin Raymond (1) and Vladimir Morosev (1)
* 20131004-id-association:
  - fix error message text
  - AEC changed to fixed-point implementation
  - webrtc - crash fix on end of call
  - added warning when firing event to delegate but delegate object is already destroyed
  - media test application changes
  - fixed video capture problem for iPad 2, iPad 3 and iPhone 4s
  - iPod 5 back camera support fix
  - removed unneeded lock for state change notification which can cause deadlock in recursion
  - fixed possible logger deadlock when telnet logger performs DNS and DNS logs something at the same time
  - camera capture resolution increased twice
  - libvpx - fix for pixelation problem in release build
  - iOS 7 changes for camera frame rate
  - Media Engine thread loop slowed down
  https://github.com/openpeer/opios/issues/73