bashrc & zshrc: add function shell-things. Closes #21.
bashrc & zshrc: fix #20 I hope.

Same output which nproc gives can be got with "sysctl -n hw.ncpu".
fix previous commit
bashrc  & zshrc: ssh-add: use keyring with OS X.

Via https://help.github.com/articles/working-with-ssh-key-passphrases#platform-mac
bashrc & zshrc: add function to download sources.list for Ubuntu.
bashrc & zshrc: rename os-x-caching-interface to os-x-server-caching-interface
bashrc & zshrc: add aliases pythonX-httpd. Closes #17 .
bashrc & zshrc: add fix-node function. Closes #23 .
Update README.md . Closes #25 .
bashrc & zshrc: Fix #24 .

OS X settings aren't set automatically anymore, they are now three
different functions.

osx-show-hidden-files
osx-airdrop-listenall
osx-set-updatecheck
bashrc & zshrc:  os-x-server-caching-interface --> osx-server-caching-interface

Like the other functions and commands are.
bashrc & zshrc: remove my if from osx-functions.
bashrc & zshrc: convert osx-functions to aliases.

defaults has sanity checks, I belive.
fix previous commit

zshrc missed one a in alias.
bashrc: Fix #26 .

I replaced bashrc version of fix-node with "which fix-node" output from zsh.
Fix #22. Use find instead of locate.
Fix #19
vimrc: show invisible chars & prefer to unix line endings & use utf-8 & nobomb.
vimrc: "Take inspiration" from @ProgVal

https://raw.githubusercontent.com/ProgVal/misc/master/dotfiles/.vimrc
rm AddU-PPAs.run: what was that trying to be?