Remove UCS-2 Python-2.6 tests
Remove UCS-2 Python-2.6 tests

Some packages are no longer compatible with Python-2.6. It is easier to leave 
only python-2.7 UCS-2 build then to fix Python-2.6.
blindFS/powerline,EricSB/powerline,QuLogic/powerline,EricSB/powerline,blindFS/powerline,QuLogic/powerline,prvnkumar/powerline,S0lll0s/powerline,QuLogic/powerline,EricSB/powerline,prvnkumar/powerline,S0lll0s/powerline,areteix/powerline,blindFS/powerline,areteix/powerline,S0lll0s/powerline,areteix/powerline,prvnkumar/powerline