Add ex-read.vim
Add ex-read.vim

ex-read.vim simply provides a :R that behaves similar to :r, but reads
in output from an Ex command instead.

As a bonus, I use SScratch in combination with it to bring up a scratch
buffer with the output, inspired by the :View command from bairui's
Vimple plugin.

igemnace/vim-config,igemnace/vim-config,igemnace/my-vim-config,igemnace/vim-config