Remove redundant "emacs" from package description

From within Emacs it will be clear that this is meant for use in Emacs. :-)
Add prompts for actions on buffer delete and rename

I have added prompts for buffer delete on file delete and buffer rename
on file rename, just like DIRED does.
Add recursive buffer kill to delete node
Add tip to open neotree at project root
Merge pull request #39 from rranelli/open-tree-at-project-root

Add option to open neotree at project root
Merge pull request #40 from rranelli/prompt-buffer-change-after-delete-and-rename

Add prompts for actions on buffer delete and rename
Merge branch 'master' into dev