Remove .DS_Store from .gitignore
Remove .DS_Store from .gitignore

This is a OS X specific file. OS X users should have this file in their
global gitignore instead.

magnusbae/HelloBrick,magnusbae/LejosWebSockets,magnusbae/fluffy-meow,magnusbae/lejos-ev3-remote-controlled-robot,magnusbae/LejosWebSockets,Itera/HelloBrick,Itera/HelloBrick,magnusbae/ThreadedLejosSumoBot,andybb/HelloBrick,follan/HelloBrick