add hedgehog tp svg as reference (as requested by nemo). feel free to improve :P

Fix issue #603

Implement issue #308 with '|' as separator

let's go with what nemo suggests

Fix hedgehogs number desync. Now all desyncs except the one from issue #521 should be fixed. Please, test.

Check for admin role right in the sql statemenet

let's try to kill the thread right away and protect the thread variable with a mutex

added two security flags to windows linking