Update soops-run_conv_studies.ps1:
Update soops-run_conv_studies.ps1:

- use output directory variable
- update Kucera example according to source
- remove adflux from Quarteroni examples

rc/sfepy,BubuLK/sfepy,vlukes/sfepy,rc/sfepy,sfepy/sfepy,BubuLK/sfepy,vlukes/sfepy,sfepy/sfepy,sfepy/sfepy,vlukes/sfepy,rc/sfepy,BubuLK/sfepy