Add cgminer config.

This file contains a username, but no password.
Swap 'x' and 'X' in pentadactyl.
Update vimrc.

This:
- Uncomments the cursor-disabling maps.
- Adds commands to jump on whitespace-only lines.
- Make some mappings silent.
Update gitignore.
Update shell config.

This:
- Makes 'int', 'cont', and 'rep' eval the commands passed to them.
- Adds 'm' to 'less -XF' and 'M' to '| less -XF' aliases.
- Add 'liv' to libreoffice read-only alias.
Add JAVA_HOME, PAGE, and comments to shell env.
Move ls colors to their own file.
Change 'unclutter' timeout to 3 seconds.
Make an indentation change in 'zshprompt'.