Fix #4770: New window is focused after split
Fix #4770: New window is focused after split

According to the documentation of `evil-window-split` the variable
`evil-split-window-below` needs to be non-nil for the new window to be
created below; and for `evil-window-vsplit` it is the variable
`evil-vsplit-window-right` that needs to be non-nil for the window to be
created on the right.

hlissner/.emacs.d,hlissner/.emacs.d,hlissner/doom-emacs,hlissner/.emacs.d,hlissner/.emacs.d,hlissner/doom-emacs,hlissner/.emacs.d,hlissner/doom-emacs,hlissner/doom-emacs,hlissner/doom-emacs,hlissner/.emacs.d,hlissner/doom-emacs,hlissner/doom-emacs,hlissner/.emacs.d,hlissner/.emacs.d