Remove identifiers for Python 2.6 from setup.py
Remove identifiers for Python 2.6 from setup.py

 Also removed mentions for Python 2.5

Inndy/bottle,fkazimierczak/bottle,bottlepy/bottle,oz123/bottle,ifduyue/bottle,oz123/bottle,defnull/bottle,fkazimierczak/bottle,ifduyue/bottle,bottlepy/bottle,defnull/bottle,Inndy/bottle