removed useless _ folders

Welcome_Mat/Welcome_Mat.sol

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

Welcome_Mat/Welcome_Mat/Object/Welcome_Mat_1.lsl

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+// :CATEGORY:Greeter
+// :NAME:Welcome_Mat
+// :AUTHOR:Jason Keegan
+// :CREATED:2010-01-10 05:20:56.000
+// :EDITED:2013-09-18 15:39:09
+// :ID:973
+// :NUM:1395
+// :REV:1.0
+// :WORLD:Second Life
+// :DESCRIPTION:
+// Welcome Mat.lsl
+// :CODE:
+
+
+
+1// Remove this number for this script to work
+
+
+
+
+
+//Script Donated to The Wall Of Script by Alan Edison, Original creator       Unknown. Modified by Jason Keegan.
+
+//This is a welcoming script, It will be triggered as it detects someone       walking on the prim which has this script in it.
+
+
+string Welcome = "Welcome to my humble abode"; //This is the message the                                                      welcome mat will give when                                                  it detects someone on it.
+                                                 
+
+string Online = "Welcome mat Online."; //This is the message you will hear                                            when the script is reset to confirm                                         the script is active.
+                                                 
+                                                 
+
+float gSleep = 3;// This is the time delay of the welcome mat, Giving time                       for the person that sets the welcome mat enough time                        to walk off.
+                    
+                    
+                    
+integer name = TRUE; //If you do not wish for the welcome mat to also add thename of the person that walked on it, Then change the TRUE to FALSE.                    
+                    
+
+default
+{
+    state_entry()
+    {
+        llSay(0, Online);
+    }
+
+    collision_start(integer total_number)
+    {
+        if (name == TRUE)
+        {
+            llWhisper(0, Welcome + " " + llDetectedName(0));
+            llSleep(gSleep);
+        }
+        else
+        {
+            llWhisper(0, Welcome);
+            llSleep(gSleep);
+        }
+    }
+    on_rez(integer start_param)
+    {
+        llResetScript();
+    }
+}
+// END //

Welcome_Mat/Welcome_Mat/Welcome_Mat.prj

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+<Project name="Welcome_Mat" guid="D7D03B9B-6C00-1014-B904-200204C60A89">
+	<Object name="Object" guid="D7D03CB9-6C00-1014-B904-200204C60A89">
+		<Script name="Welcome_Mat_1.lsl" guid="D7D0617B-6C00-1014-B904-200204C60A89">
+		</Script>
+	</Object>
+</Project>