Set default psql behaviour to not print notices
A whole bunch of changes that should have been committed individually.

* Added config for melpa package repository.
* Made symbol lookup look in current scope for matching symbols.
* Reorganised hippie expand try functions list.
* Attempted to make python test running work, it doesn't.
* Added ability to run db scripts against different databases.
Made psql run buffer ask for a database name if one is not set.
Make scoped symbol lookup work when point is not in a function.

Also changed some key bindings for symbol insertion.
Remove useless jira mode.
Remove confluence mode.
Setup mobile org to use ssh.
Remove some useless agenda views.
Enable w3m cookies.
Remove line apparently from debugging.