Indent lines after open parens as blocks

This will move lines more to the left when specifying arguments to constructors
or functions on multiple lines.  Nested function calls can also be broken into
multiple lines to reduce their overall line width.  This looks nicer from my
point of view :)

init.el

@@ -2934,7 +2934,8 @@ With given ARG, display files in `db/important-document-path’."
                 cperl-invalid-face 'default
                 cperl-electric-keywords nil
                 cperl-lazy-help-time 2
-                cperl-highlight-variables-indiscriminately t))
+                cperl-highlight-variables-indiscriminately t
+                cperl-indent-parens-as-block t))
   :config (progn
             (add-hook 'cperl-mode-hook 'flycheck-mode)
             (add-hook 'cperl-mode-hook 'prettify-symbols-mode)