get-shit-done.sh: run correct Linux init script to restart networking

The file is /etc/init.d/networking and not /etc/init.d/network.
Merge pull request #36 from mlafeldt/fix-linux

get-shit-done.sh: run correct Linux init script to restart networking
make get-shit-done work with symlinks
load sites.ini from get-shit-done directory, not from working directory
use .config/get-shit-done.ini instead of cluttering home directory
Merge pull request #38 from cweiske/master

make gsd work with symlinks
Merge pull request #39 from cweiske/dotconfig

Use .config/get-shit-done.ini instead of ~/.get-shit-done.ini
Reverted back to original version.
Added sites to sites.ini

Added more tempting sites - the default list from Strict Pomodoro (https://github.com/matchu/Strict-Pomodoro) because we should always block more things!
Merge pull request #41 from bradp/master

Added more tempting sites
Updated code and sites.ini