vim: rearrange vimrc sections
vim: set display option to lastline

display as much as possible of the last line in a window
zsh: rearrange completion statements
zsh: don't consider '/' as part of a word
zsh: rearrange zshrc, add comments

move autoloads and function calls at the beginning
zsh: change key bindings

 * do history expansion on space
 * don't expand on tab, only complete
 * kill from pointer to the start of line with ctrl+u
 * kill the whole line with alt+k
zsh: add support for editing the command line
zsh: change the completion support

 * remove _match and _files completers
 * add substring match support
 * at expansion show all options but prefer the all-expansions one
 * comment out option for subscripts
 * remove some unnecessary options
vim: remove unnecessary mapping for paste toggle