Move testing into makefile and give instructions in README.md
remove #drylab from Travis-CI notifications
Merge branch 'dev' of github.com:YeoLab/flotilla into dev

* 'dev' of github.com:YeoLab/flotilla:
  formatting cleanup
  added lavalamp plots and fixed lava lamp function
  fixed pca loading plot if there are <50 features to be plotted
  changed splicing modalities names' order
  network weight
  cleanup
  replace CachedAttribute with cached_property (it comes from the python website so we like it more
change test script for Travis to "make coverage"
Merge branch 'dev' of github.com:YeoLab/flotilla into dev

* 'dev' of github.com:YeoLab/flotilla:
  ran 2to3
  print --> sys.stdout.write and fix return for py3k compatibility
added tests for information theory
Reorganize and add docstrings to functions infotheory.py
Remove .coverage file and add it to .gitignore (gets created with every run of py.test with coverage)
Add docstring and remove whitespace in celltype_modalities