Jamoma 0.4.2 Released

New Modules:
- jmod.blur%: spatial blurring

New Components:
- jcom.char2float%: convert a matrix from char to float32, 
  keeping planecount and dimensions
- jcom.float2char%: convert a matrix from float32 to char, 
  keeping planecount and dimensions
- jcom.spray%: distribute a video matrix to multiple (8) 
  windows on bang

Core Bug Fixes:
- fixed problems with jcom.send and jcom.receive binding 
  getting corrupted
- fixed problems on Windows with many crashes (caused 
  by receiver list corruption in jcom.receive)
- fixed file reading (including presets) on Windows -- this 
  was crashing and failing to read files
- fixed crashes on Windows caused by RampUnits being 
  set in some parameters
- fixed incorrect offset of the ambisonic panel in half-width
  modules
- Ramping now works again when changing gain 
  parameters using dB.

Module Bug Fixes:
- jmod.file_browser: fixing problems with various file types 
- fixed init problems in jmod.mouse
- mapper.mod: fixed bug where the algorithm would not be
  created in the mapping if the ui of the module was used
  to create it
- updates to jmod.equalizer~ and jmod.multidelay~ to 
  bring them up to date with the new core. 
  (jmod.equalizer~ is still not ready for use though)
- jmod.limiter~ and jmod.saturation~ now directly use an 
  external for their algorithms
- added /preamp and /mode parameters to 
  jmod.saturation

Other Improvements:
- miscellaneous cleanup and fixes throughout
- help patch updates
- overview updated