Add filetype specific files to vim configuration
Added .netrwhist to .gitignore
Detect git commit messages inside submodules
Strip trailing whitespace only for specified files
Eye candy
Remove unnecessary autocmds

These autocommands are now handled by `~/.vim/after/ftplugin/d.vim`
Set textwidth to 100 by default for all files

Can be overridden for specific filetypes in the `~/.vim/after/ftplugin/`
directory.
Use F1 to save a buffer in insert mode also
Separate plugin sections
Add alternative method of command-line loops