Line-ending fixes for most of the remaining files.

Fixes line-endings for files with extensions vcd, cc, txt, bat, fxc, inc, lst,
proto, mak, mm, cfg, res, rc, def, vmt, vsh, vbsp, inl, asm, m4, vcproj,
vcxproj, sln, in, java, la, manifest, am, and rad.

Also fixes README, CONTRIBUTING, CONTRIBUTORS, LICENSE, CHANGES, COPYING, and
gitignore.

Finally, fixes executable bits.

sp/game/ep2/Scenes/outland_10/al_sees_basegate.vcd

@@ -1,49 +1,49 @@
-// Choreo version 1
-actor "Alyx"
-{
-  channel "Debug text"
-  {
-    event speak "this is it, we made it!"
-    {
-      time 0.776115 2.280129
-      param "ep_02.al_silo_wemadeit01"
-      param2 "0.500"
-      fixedlength
-      cctype "cc_master"
-      cctoken ""
-    }
-  }
-  channel "move to"
-  {
-  }
-  channel "face to"
-  {
-  }
-  channel "triggers"
-  {
-  }
-  channel "look at"
-  {
-    event lookat "look at base_gate_model"
-    {
-      time 0.000000 2.632653
-      param "base_gate_model"
-      event_ramp
-      {
-        0.3780 1.0000
-        2.1329 0.9944
-      }
-    }
-  }
-}
-
-scalesettings
-{
-  "CChoreoView" "98"
-  "RampTool" "100"
-  "ExpressionTool" "100"
-  "GestureTool" "100"
-  "SceneRampTool" "100"
-}
-fps 60
-snap off
+// Choreo version 1
+actor "Alyx"
+{
+  channel "Debug text"
+  {
+    event speak "this is it, we made it!"
+    {
+      time 0.776115 2.280129
+      param "ep_02.al_silo_wemadeit01"
+      param2 "0.500"
+      fixedlength
+      cctype "cc_master"
+      cctoken ""
+    }
+  }
+  channel "move to"
+  {
+  }
+  channel "face to"
+  {
+  }
+  channel "triggers"
+  {
+  }
+  channel "look at"
+  {
+    event lookat "look at base_gate_model"
+    {
+      time 0.000000 2.632653
+      param "base_gate_model"
+      event_ramp
+      {
+        0.3780 1.0000
+        2.1329 0.9944
+      }
+    }
+  }
+}
+
+scalesettings
+{
+  "CChoreoView" "98"
+  "RampTool" "100"
+  "ExpressionTool" "100"
+  "GestureTool" "100"
+  "SceneRampTool" "100"
+}
+fps 60
+snap off