- support Shutter capability (dynamic attrs)
- moved exposureAccTime attr to dynamic attr
- removed some pogo html uneeded files
Merge remote branch 'origin/master'

* origin/master:
  Fix Nexus4Tango/NexusCpp versions
- support Shutter capability (dynamic attrs)
- moved exposureAccTime attr to dynamic attr
- removed some pogo html uneeded files