llvm: lldb: depend on python-six vs. bundling it
llvm: lldb: depend on python-six vs. bundling it

Change assumed valid becuase of discussion at
http://blog.gmane.org/gmane.comp.debugging.lldb.devel/month=20160501

Closes #4281

jprjr/void-packages,liwakura/void-packages,EaterOfCode/void-packages,k00mi/void-packages,opsaaspo/void-packages,NeoChontrix/void-packages,necrophcodr/void-packages,gangsterakato/void-packages,liwakura/void-packages,kulinacs/void-packages,jprjr/void-packages,floGik/void-packages,opsaaspo/void-packages,ayghor/void-packages,NeoChontrix/void-packages,coredumb/void-packages,kulinacs/void-packages,ayghor/void-packages,necrophcodr/void-packages,NeoChontrix/void-packages,WilliamO7/void-packages,Bubble-be/void-packages,WilliamO7/void-packages,coredumb/void-packages,WilliamO7/void-packages,EaterOfCode/void-packages,jprjr/void-packages,gangsterakato/void-packages,Bubble-be/void-packages,WKuipers/void-packages,liwakura/void-packages,floGik/void-packages,floGik/void-packages,WKuipers/void-packages,juliendehos/void-packages,coredumb/void-packages,liwakura/void-packages,ayghor/void-packages,juliendehos/void-packages,kulinacs/void-packages,WKuipers/void-packages,kulinacs/void-packages,k00mi/void-packages,opsaaspo/void-packages,gangsterakato/void-packages,necrophcodr/void-packages,juliendehos/void-packages,gangsterakato/void-packages,coredumb/void-packages,Bubble-be/void-packages,floGik/void-packages,ayghor/void-packages,Bubble-be/void-packages,opsaaspo/void-packages,gangsterakato/void-packages,Bubble-be/void-packages,ayghor/void-packages,liwakura/void-packages,jprjr/void-packages,jprjr/void-packages,WKuipers/void-packages,gangsterakato/void-packages,EaterOfCode/void-packages,juliendehos/void-packages,necrophcodr/void-packages,WilliamO7/void-packages,NeoChontrix/void-packages,k00mi/void-packages,juliendehos/void-packages,k00mi/void-packages,ayghor/void-packages,necrophcodr/void-packages,jprjr/void-packages,WilliamO7/void-packages,kulinacs/void-packages,liwakura/void-packages,NeoChontrix/void-packages,WKuipers/void-packages,WilliamO7/void-packages,k00mi/void-packages,coredumb/void-packages,k00mi/void-packages,NeoChontrix/void-packages,kulinacs/void-packages,juliendehos/void-packages,WKuipers/void-packages,opsaaspo/void-packages,EaterOfCode/void-packages,floGik/void-packages,Bubble-be/void-packages,floGik/void-packages,EaterOfCode/void-packages,coredumb/void-packages,opsaaspo/void-packages