thanks for the patch. it had a small problem that it needs to use: ` __ltrim_colon_completions` see:
http://stackoverflow.com/questions/10528695/how-to-reset-comp-wordbreaks-without-effecting-other-completion-script commit: https://bitbucket.org/schettino72/doit/commits/50dde610d98d64fe847350e7df51fc5ab954cb5c
