refactor: combine with Ubuntu Provisioning repo

Combine with this repository with https://github.com/opdavies/ubuntu-provisioning
so that everything can be managed in one place, and add a role for each
piece of software.

roles/zsh/files/.zsh/configs/aliases.zsh

@@ -0,0 +1,32 @@
+alias c="clear"
+alias l="ls -lah"
+
+# Open the current directory in Finder.
+alias o="open ."
+
+alias hosts="sudo vim /etc/hosts"
+alias sshconfig='vim ~/.ssh/config'
+
+# Pretty print the path.
+alias path='echo $PATH | tr -s ":" "\n"'
+
+# Open the current directory in PhpStorm.
+# Open the current directory in Sublime Text.
+alias sublime='open -a /Applications/Sublime\ Text.app "`pwd`"'
+
+# Allow for pasting lines of code that start with a dollar sign.
+alias \$=''
+
+# Re-implement pbcopy and pbpaste from macOS.
+alias pbcopy="xclip -selection clipboard"
+alias pbpaste="xclip -selection clipboard -o"
+
+# Include custom aliases
+if [[ -f ~/.aliases.local ]]; then
+  source ~/.aliases.local
+fi
+
+# Open directory aliases
+if [[ -f $(pwd)/.aliases ]]; then
+  source $(pwd)/.aliases
+fi