Better specular & envmap, FAST_BIT, fixes++

- fixed fullscreen for NaCl
- ozFactory
  * ImageBuilder: FAST_BIT for fast, low quality resizing and compression
- ui
  * fixed crashes for small screens
- builder
  * fast mode for ozBuild
  * fixed reading of material transparency for AssImp
- glsl
  * envmap adds to specular colour
  * specular colour makes material less transparent
  * improved noise function for sea