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/template.vcd

@@ -1,45 +1,45 @@
-// Choreo version 1
-actor "Alyx"
-{
-  channel "audio"
-  {
-  }
-  channel "look at"
-  {
-    event lookat "look at player"
-    {
-      time 0.080000 2.526666
-      param "!player"
-      event_ramp
-      {
-        0.1211 0.3204 "curve_bspline_to_curve_bspline"
-        0.5838 0.5525 "curve_bspline_to_curve_bspline"
-        1.6143 0.5580 "curve_bspline_to_curve_bspline"
-        2.2521 0.3481 "curve_bspline_to_curve_bspline"
-      }
-    }
-  }
-  channel "move to"
-  {
-  }
-  channel "gestures"
-  {
-  }
-  channel "postures"
-  {
-  }
-  channel "facial flex"
-  {
-  }
-}
-
-scalesettings
-{
-  "CChoreoView" "96"
-  "ExpressionTool" "100"
-  "RampTool" "98"
-  "GestureTool" "100"
-  "SceneRampTool" "100"
-}
-fps 60
-snap off
+// Choreo version 1
+actor "Alyx"
+{
+  channel "audio"
+  {
+  }
+  channel "look at"
+  {
+    event lookat "look at player"
+    {
+      time 0.080000 2.526666
+      param "!player"
+      event_ramp
+      {
+        0.1211 0.3204 "curve_bspline_to_curve_bspline"
+        0.5838 0.5525 "curve_bspline_to_curve_bspline"
+        1.6143 0.5580 "curve_bspline_to_curve_bspline"
+        2.2521 0.3481 "curve_bspline_to_curve_bspline"
+      }
+    }
+  }
+  channel "move to"
+  {
+  }
+  channel "gestures"
+  {
+  }
+  channel "postures"
+  {
+  }
+  channel "facial flex"
+  {
+  }
+}
+
+scalesettings
+{
+  "CChoreoView" "96"
+  "ExpressionTool" "100"
+  "RampTool" "98"
+  "GestureTool" "100"
+  "SceneRampTool" "100"
+}
+fps 60
+snap off