Update conda install location
Update conda install location

Mention conda before people have already started to try to install virtualenv or to brew install python.
Dallinger/Dallinger,suchow/Wallace,Dallinger/Dallinger,jcpeterson/Dallinger,suchow/Wallace,jcpeterson/Dallinger,berkeley-cocosci/Wallace,berkeley-cocosci/Wallace,Dallinger/Dallinger,jcpeterson/Dallinger,Dallinger/Dallinger,suchow/Wallace,berkeley-cocosci/Wallace,Dallinger/Dallinger,jcpeterson/Dallinger,jcpeterson/Dallinger