Modify vimrc.

- Add astyle autoformatting shortcut.
Add autoformatting programs to reinstall.
Change aliases: e->okular; g->gvim.
Modify vimrc.

- Astyle now does not pad-paren-in
- Use an inverted colour scheme for highlighting selected text.
Add the e program which links to okular.

- Does not spill errors onto the terminal.