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_death_trap.vcd

@@ -1,49 +1,49 @@
-// Choreo version 1
-actor "Alyx"
-{
-  channel "Debug text"
-  {
-    event speak "god these hunters are tough"
-    {
-      time 0.037036 2.712773
-      param "ep_02.al_ambush_deathtrap"
-      fixedlength
-      cctype "cc_master"
-      cctoken ""
-    }
-  }
-  channel "move to"
-  {
-  }
-  channel "face to"
-  {
-  }
-  channel "triggers"
-  {
-  }
-  channel "look at"
-  {
-    event lookat "look at player"
-    {
-      time 0.037037 2.722222
-      param "!player"
-      event_ramp
-      {
-        0.3920 0.9964
-        2.4629 0.9856
-      }
-    }
-  }
-}
-
-scalesettings
-{
-  "CChoreoView" "90"
-  "RampTool" "100"
-  "ExpressionTool" "100"
-  "GestureTool" "100"
-  "SceneRampTool" "100"
-}
-fps 60
-snap off
-ignorePhonemes off
+// Choreo version 1
+actor "Alyx"
+{
+  channel "Debug text"
+  {
+    event speak "god these hunters are tough"
+    {
+      time 0.037036 2.712773
+      param "ep_02.al_ambush_deathtrap"
+      fixedlength
+      cctype "cc_master"
+      cctoken ""
+    }
+  }
+  channel "move to"
+  {
+  }
+  channel "face to"
+  {
+  }
+  channel "triggers"
+  {
+  }
+  channel "look at"
+  {
+    event lookat "look at player"
+    {
+      time 0.037037 2.722222
+      param "!player"
+      event_ramp
+      {
+        0.3920 0.9964
+        2.4629 0.9856
+      }
+    }
+  }
+}
+
+scalesettings
+{
+  "CChoreoView" "90"
+  "RampTool" "100"
+  "ExpressionTool" "100"
+  "GestureTool" "100"
+  "SceneRampTool" "100"
+}
+fps 60
+snap off
+ignorePhonemes off