Puts sudo in front of the current command, or the last one if the command line is empty. The code is from the sudo plugin in oh-my-zsh:
   https://github.com/robbyrussell/oh-my-zsh/blob/master/plugins/sudo/sudo.plugin.zsh
Keep cursor in the end (of the line) when using: Ctrl+P and Ctrl+N (history-beginning-search-{back|ford}ward-end)
set use_zkbd='no' by default
if hash dfc ...
ff is an alias to search a file (recursively in folders). Removing this line it can be also used in combination with grep, e.g:

    > grep text `ff file`
Catkin workspace shouldn't be loaded by default (the comments are left as examples)
cwrapper commented by default
alias pw is like pwd, and then copy the current path to clipboard. Copying to clipboard has been reemplace by "xsel -ib"
Removing trailing space