pep8 cleanup
tests and structure
newlines
updated example test_settings
updated key handling
fact testing (partial)
dim/fact tests
fixed tests
key tests
added .travis.yml
updated config
removing tests folder
tweaks
removed unused import
Merge branch 'master' into PEP8_cleanup
Merge pull request #66 from onefinestay/fact-tracking

Add capability to mark surrogate and natural key columns
merging in latest master
fixed merge issue
Merge pull request #68 from onefinestay/PEP8_cleanup

Pep8 cleanup
Merge branch 'master' of github.com:onefinestay/pylytics into nameko-collector

Conflicts:
	pylytics/library/connection.py