cleanup imports
add gui library from 1.7
more import cleanup
fix block interaction issue
fix container data-synch / save-on-close issues
add spawner textures.  fix spawner transparent texture side rendering.
udpate spawner-block name to use 1.7 name
add more localization keys, fix block naming
fix block opacity for light-calculations  
add handling of spawner block to template system (vanilla logic rule)
fix block drops
add -132 debug release