actually detect when IDA is is batch.....

Author: gaasedelen

plugin/lighthouse/util/disassembler/ida_api.py

@@ -83,7 +83,7 @@ def _init_version(self):
 
  @property
  def headless(self):
- return QT_AVAILABLE
+ return idaapi.cvar.batch
 
  #--------------------------------------------------------------------------
  # Synchronization Decorators