removed useless _ folders

arrow_sink/arrow_sink.sol

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

arrow_sink/arrow_sink/Object/arrow_sink_1.lsl

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+// :CATEGORY:Weapons
+// :NAME:arrow_sink
+// :AUTHOR:Martin
+// :CREATED:2010-06-23 19:10:32.967
+// :EDITED:2013-09-18 15:38:48
+// :ID:53
+// :NUM:80
+// :REV:1.0
+// :WORLD:Second Life
+// :DESCRIPTION:
+// won't stick i the ground will fall straight through.
+// :CODE:
+integer toss = 0;
+
+
+
+default
+
+{
+
+    state_entry()
+
+    {
+
+        llVolumeDetect(TRUE);
+
+        llSetStatus(STATUS_DIE_AT_EDGE,TRUE);
+
+    }
+
+
+
+    collision_start(integer total_number)
+
+    {
+
+        if(llDetectedType(0) != AGENT && toss == 0)
+
+        {
+
+            toss = 1;
+
+            vector speed = llGetVel();
+
+            float dispeed = llVecDist(<0,0,0>,speed);
+
+            if(dispeed >= 20)
+

arrow_sink/arrow_sink/arrow_sink.prj

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+<Project name="arrow_sink" guid="D8506DD3-6C00-1014-B904-200204C60A89">
+	<Object name="Object" guid="D8506EB5-6C00-1014-B904-200204C60A89">
+		<Script name="arrow_sink_1.lsl" guid="D850C080-6C00-1014-B904-200204C60A89">
+		</Script>
+	</Object>
+</Project>