finished socket class and changed ctrt

full log:
- computer/APIs/Label
* added a forgotten 'self.'

- computer/APIs/Log
* added static write function (writes to '/log/debug.log')

- computer/APIs/Socket
* rewritten

- computer/bin/ctrt
* now using socket
* now using tCom

- computer/startup
* removed some ';'
* now loads socket API

- turtle/startup
* no longer crashes on empty messages