Refactor Plugin loading to be modular

.zsh.d/22-autocompletions

@@ -0,0 +1,16 @@
+# Load more completion files for zsh from the zsh-lovers github repo.
+zgen load zsh-users/zsh-completions src
+
+# Docker completion
+zgen load srijanshetty/docker-zsh
+
+# Very cool plugin that generates zsh completion functions for commands
+# if they have getopt-style help text. It doesn't generate them on the fly,
+# you'll have to explicitly generate a completion, but it's still quite cool.
+zgen load RobSis/zsh-completion-generator
+
+# Tab complete rakefile targets.
+zgen load unixorn/rake-completion.zshplugin
+
+# Load me last
+GENCOMPL_FPATH=$HOME/.zsh/complete