[FIX] Secure python-eggs directory
[FIX] Secure python-eggs directory

The python-eggs directory created with Travis was insecure which
generated warnings and were treated as errors by the script tests.

Change-Id: I181cb9ae372a5ba65ee6f89c8e91e29dfe6d6bc9

icyflame/batman,hasteur/g13bot_tools_new,emijrp/pywikibot-core,hasteur/g13bot_tools_new,smalyshev/pywikibot-core,magul/pywikibot-core,npdoty/pywikibot,wikimedia/pywikibot-core,xZise/pywikibot-core,npdoty/pywikibot,PersianWikipedia/pywikibot-core,trishnaguha/pywikibot-core,happy5214/pywikibot-core,wikimedia/pywikibot-core,h4ck3rm1k3/pywikibot-core,TridevGuha/pywikibot-core,Darkdadaah/pywikibot-core,VcamX/pywikibot-core,happy5214/pywikibot-core,h4ck3rm1k3/pywikibot-core,hasteur/g13bot_tools_new,Darkdadaah/pywikibot-core,valhallasw/pywikibot-core,jayvdb/pywikibot-core,darthbhyrava/pywikibot-local,jayvdb/pywikibot-core,magul/pywikibot-core