Merge local updates to aliases, functions

Some local features failed to get pulled into the repository for various
reasons. No big changes, just more feature functions, including
 - sortip     sort by IP (with IP in first column)
 - vsortdate  sort by date (Feb 26 hh:mm:ss format), variable start position
 - expandurl  expand a minified url using api from longurl.org
New feature packages, color config

New feature packages for
 - git
 - less
 - java
 - splunk

Also, a local color config, not really used yet.