removed useless _ folders

Traffic/Traffic.sol

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+<Solution name="Traffic">
+<Project name="Traffic" path="Traffic\Traffic.prj" active="true"/>
+</Solution>

Traffic/Traffic/Object/Traffic_1.lsl

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+// :CATEGORY:Traffic
+// :NAME:Traffic
+// :AUTHOR:Encog Dod
+// :CREATED:2010-01-10 05:20:56.000
+// :EDITED:2013-09-18 15:39:08
+// :ID:910
+// :NUM:1307
+// :REV:1.0
+// :WORLD:Second Life
+// :DESCRIPTION:
+// Traffic
+// :CODE:
+// From the book:
+//
+// Scripting Recipes for Second Life
+// by Jeff Heaton (Encog Dod in SL)
+// ISBN: 160439000X
+// Copyright 2007 by Heaton Research, Inc.
+//
+// This script may be freely copied and modified so long as this header
+// remains unmodified.
+//
+// For more information about this book visit the following web site:
+//
+// http://www.heatonresearch.com/articles/series/22/
+
+list known;
+string parcelName;
+
+integer DAYSEC = 86400;
+integer visitorsYesterday;
+
+setTimer()
+{
+	float now = llGetWallclock();
+	integer secondsLeft = (DAYSEC - (integer)now);
+	llSetTimerEvent(secondsLeft);
+}
+
+default
+{
+	on_rez(integer i)
+	{
+		llResetScript();
+	}
+
+	state_entry()
+	{
+		llSensorRepeat("", "", AGENT, 20.0, PI, 1.0);
+		list lstParcelDetails = [PARCEL_DETAILS_NAME];
+
+		list lstParcelName=llGetParcelDetails(llGetPos(),lstParcelDetails);
+
+		parcelName =(string)lstParcelName;
+		setTimer();
+	}
+
+	sensor(integer detected) //A sensor returns the first 16 items detected.
+	{
+		integer i;
+
+		// Say the names of everyone the sensor detects
+		for(i=0;i<detected;i++)
+		{
+			string name = llDetectedName(i);
+
+			if( llListFindList(known,[name]) == -1 )
+			{
+				llSay(0,"Hello " + name + " welcome to " + parcelName + "." );
+				known += [name];
+			}
+		}
+	}
+
+	touch_start(integer total_number)
+	{
+		key owner = llGetOwner();
+		key who = llDetectedKey(0);
+		if( who==owner )
+		{
+			llSay(0, "Number of unique visitors today: " + (string)llGetListLength(known) );
+			llSay(0, "Number of unique visitors yesterday: " + (string)visitorsYesterday );
+			string l = llList2CSV(known);
+			llSay(0,"Visitors today:" + l );
+		}
+	}
+
+	timer()
+	{
+		llSleep(60);
+		visitorsYesterday = llGetListLength(known);
+		setTimer();
+		known = [];
+		llInstantMessage(llGetOwner(),"You had " + (string)visitorsYesterday + " today at " + parcelName );
+	}
+}

Traffic/Traffic/Traffic.prj

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+<Project name="Traffic" guid="D6A747FD-6C00-1014-B904-200204C60A89">
+	<Object name="Object" guid="D6A748D6-6C00-1014-B904-200204C60A89">
+		<Script name="Traffic_1.lsl" guid="D6A770A6-6C00-1014-B904-200204C60A89">
+		</Script>
+	</Object>
+</Project>