Make actions non-plural

.conduit.yaml

@@ -5,9 +5,9 @@ apt:
   - zsh-doc
 brew:
   - zsh
-commands:
+command:
   - sudo chsh $USER -s `which zsh`
-symlinks:
+symlink:
   - {src: zlogin, dst: ~/.zlogin}
   - {src: zlogout, dst: ~/.zlogout}
   - {src: zprofile, dst: ~/.zprofile}
@@ -16,6 +16,6 @@ symlinks:
   - 
     src: prompt_fresh_setup
     dst: ~/.local/share/zsh/site-functions/prompt_fresh_setup
-repos:
+repo:
   - https://github.com/zsh-users/zsh-syntax-highlighting.git
   - https://github.com/zsh-users/zsh-history-substring-search.git