Xresources is the new Xdefaults

According to the internets Xdefaults has been deprecated for about 10 years.
.gitconfig: add credential helper cache

Useful for https:// clones with authorisation
.bash_emacs: search a set of paths

I've added a find_directories() helper function for this as I have put
emacs builds in various areas before.
.bash_keys: add .keys alias for reloading quickly
new: .xsession

For ultimate control of your X environment you can start X using a
custom .xsession and make sure the environment is what you want. To
start with I've re-mapped XDG_CACHE_HOME to /tmp (usually mounted on
tmpfs) to take advantage of RAM caching.
Add a .gitignore
dotbash_emacs: add functions to switch VISUAL

Certainly when on other machines spinning up full emacs might be a
little excessive.
dottmux.conf: clean-up position of bindings

Add prefix-m for movew
.gitconfig: auto mode for ui