[docs] a section about common pitfalls
[docs] a section about common pitfalls

Tobion/Silex,lyrixx/Silex,CarsonF/Silex,romainneutron/Silex,lyrixx/Silex,gencer/Silex,lokhman/Silex,Xephi/Silex,stof/Silex,fabpot/Silex,Xephi/Silex,jdreesen/Silex,Seldaek/Silex,CarsonF/Silex,mmauri04/Silex,SanderKnape/Silex,cgsmith/Silex,romainneutron/Silex,tcx1000/Silex,akucherevskiy/developex_test,mTorres/Silex,beealone/Silex,naderman/Silex,mTorres/Silex,naderman/Silex,plotek/Silex,cesarmarinhorj/Silex,arduanov/Silex,jdreesen/Silex,Seldaek/Silex,beealone/Silex,JPry/Silex,fhinkel/Silex,akucherevskiy/developex_test,SpacePossum/Silex,mathroc/Silex,JPry/Silex,GromNaN/Silex,romainneutron/Silex,akucherevskiy/developex_test,CarsonF/Silex,fhinkel/Silex,stof/Silex,SanderKnape/Silex,lokhman/Silex,cgsmith/Silex,mathroc/Silex,tcx1000/Silex,GromNaN/Silex,peterkokot/Silex,peterkokot/Silex,stof/Silex,Incognito/silex-fork,cesarmarinhorj/Silex,Tobion/Silex,silexphp/Silex,fabpot/Silex,Tobion/Silex,mmauri04/Silex,SpacePossum/Silex,RayRutjes/Silex,GromNaN/Silex,peterkokot/Silex,naderman/Silex,lyrixx/Silex,arduanov/Silex,Incognito/silex-fork,RayRutjes/Silex,plotek/Silex