This is a maintenance release. The code contains no functional change.
Users of 0.44 can skip this update.

• Doc : C++ compilers are officially NOT supported.
  
• Doc : The minimum perl 5.10.0 requirement for uvar magic has been
  made more explicit.
  Thanks Peter Rabbitson for pointing this out and contributing a
  patch.
  
• Tst : Tune for perl 5.13.7.
  
• Tst : Capture::Tiny will be used in t/17-ctl.t if and only if it can
  capture a simple run.