Major revamp of shell init - drop bash support, focus on zsh

zsh/nodejs.zsh

@@ -0,0 +1,40 @@
+#
+# Node.js
+#
+
+# Aliases
+alias no="node"
+alias np="npm"
+alias ni="npm install"
+alias ngi="npm install -g"
+alias cof="coffee"
+alias tl="tldr"
+
+install_node_global_packages () {
+  npm install -g \
+      eslint \
+      eslint-config-prettier \
+      eslint-plugin-prettier \
+      eslint_d \
+      htmllint-cli \
+      httpsnippet \
+      jsonlint \
+      localtunnel \
+      markdown-it \
+      prettier \
+      tldr \
+      tslint \
+      typescript \
+      typescript-formatter \
+      uuid-cli
+}
+
+# Load nvm if it's available
+if [ -f "$HOME/.nvm/nvm.sh" ]; then
+  source "$HOME/.nvm/nvm.sh"
+
+  # And it's shell completion
+  if [ -n "$BASH_VERSION" ] && [ -f "$HOME/.nvm/bash_completion" ]; then
+    source "$HOME/.nvm/bash_completion"
+  fi
+fi