Increment pseudo-package version number.
Add special pseudo-package generation exceptions.

This adds the following special exceptions:
- aircrack-ng -> aircrack-ng aircrack-ng-scripts
- ettercap -> ettercap ettercap-gtk
- wireshark -> wireshark-cli wireshark-gtk
Add database extensions to gitignore.
maltego: Move some lines from 'build' to 'package'.
reaver: Fix description quoting.
spike: Add a 'prepare' function.
jigsaw: Fix description quoting.
cutycapt: Add a 'prepare' function.
research/possibilities: Add 'whois'.
Add 'env.sh'.

This sets up an environment for archtrack development. At the moment, it
just adds the scripts directory to PATH.
Remove the '.sh' extension from scripts.
README: Update goals.
README: Add installation instructions.