fix typo [skip ci]
build multiple python versions
use single quotes for strings
use paranthesis for print
update github token
use python 3 format for formatting string
Revert "build multiple python versions"

This reverts commit c705ad45c02ea677f0364221ea0e45d598c309c6.
specify python version to build against
improve message [skip ci]
check if repo dir exists before cloning into it, otherwise, update git repo
Merge branch 'master' into keen-io

Conflicts:
	.travis.yml
	analyse.py