Updates spectrum.zsh
add brew-cask plugin
Adds command line aliases useful for dealing with JSON
adding support for node
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Add new brew cask commands
Merge pull request #1 from KevinBongart/brew-cask

Add new brew cask commands
Merge remote-tracking branch 'upstream/master'
suggest setting $LANG to fix #1286 and fix #1823
mention $ZSH_CUSTOM as suggested in #2295
$ZSH is the OMZ installation folder, not configuration
Merge remote-tracking branch 'upstream/master'
Merge pull request #2645 from ncanceill/template-zshrc

Improve template zshrc
Merge pull request #2390 from LFDM/updating_spectrum

Updates and refactors spectrum.zsh
Merge pull request #2563 from bobwilliams/master

Adds command line aliases useful for dealing with JSON
adding README.md for jsontools
updating README.md
Add check for display list equals nil

Emacs returns either a sequence of availbale displays or nil. Checking
nil fixes this script to work as expected.
bug fix for node pp_json version