Install nodejs using conda and add bokeh channel
Don't install grunt-cli in build.sh

npm does that already.
Don't install Miniconda3

We have to install specific version of python anyway.
Don't install phantomjs manually

Use npm, because it already is installed transitively.
Don't `exit 1` because we already `set -e`
Reorder install commands
Make pip quiet as well
Remove deprecated command line flags from setup.py
Clean up conda.recipe/build.sh
Don't suppress grunt's output when using --build_js
Use conda-build and install bokeh using conda
Rewrite script phase of .travis.yml
Add --yes to conda install bokeh
Set CONDA_PY to build package for appropriate python
Don't use jsawk in build_and_upload.sh

Take advantage of "batteries included".
Remove nightly differently from sys.argv

So that we can pass arguments to setup.py.
Silence setup.py in conda.recipe/build.sh

Don't print annoying "copying ..." from setup.py
Add products from conda build/setup.py to .gitignore
Copy all js files in setup.py --build_js
Add .png to suffix_list to include browser icons