Add all create light cases with 'use_ibl' to checkSceneLights() function.
Add all 'cases' for use lights with bidirectional integrator
Fix last bad copy/paste branch's report by wizofboz:
   - change 'fg_samples' line to 'bounces' in photonmap
Merge branch 'master' of https://github.com/YafaRay/Blender-Exporter
Update readme file to new project
Merge branch 'master' into merge_SSS

Conflicts:
	README
	io/yaf_integrator.py
	ot/yafaray_operators.py