VIM: Cleanup

- .vimrc:
        Restructured the settings.
        Moved the Rmarkdown settings to a new config file
        'config/filetypes.vim'

- config/plugin.vim:
        Fixed spacing

- .gitmodules: moved traces.vim down

Signed-off-by: Tobias Manske <tobias.manske@mailbox.org>

.gitmodules

@@ -148,12 +148,12 @@
 [submodule "vim/plugins/ansible-vim"]
 	path = vim/plugins/ansible-vim
 	url = https://github.com/pearofducks/ansible-vim
-[submodule "vim/plugins/traces.vim"]
-	path = vim/plugins/traces.vim
-	url = https://github.com/markonm/traces.vim
 [submodule "vim/plugins/vim-window-resize-easy"]
 	path = vim/plugins/vim-window-resize-easy
 	url = https://github.com/roxma/vim-window-resize-easy
+[submodule "vim/plugins/traces.vim"]
+	path = vim/plugins/traces.vim
+	url = https://github.com/markonm/traces.vim
 [submodule "vim/plugins/nerdtree"]
 	path = vim/plugins/nerdtree
 	url = https://github.com/scrooloose/nerdtree