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_switchback_jump.vcd

@@ -1,47 +1,47 @@
-// Choreo version 1
-actor "Alyx"
-{
-  channel "Debug text"
-  {
-    event speak "look out below!!"
-    {
-      time 0.022221 1.626756
-      param "ep_02.al_ambush_jump02"
-      fixedlength
-      cctype "cc_master"
-      cctoken ""
-    }
-    event speak "wahooo yeah!"
-    {
-      time 1.666666 4.717391
-      param "ep_02.al_car_jumpyell05"
-      fixedlength
-      cctype "cc_master"
-      cctoken ""
-    }
-  }
-  channel "move to"
-  {
-  }
-  channel "face to"
-  {
-  }
-  channel "triggers"
-  {
-  }
-  channel "look at"
-  {
-  }
-}
-
-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 "look out below!!"
+    {
+      time 0.022221 1.626756
+      param "ep_02.al_ambush_jump02"
+      fixedlength
+      cctype "cc_master"
+      cctoken ""
+    }
+    event speak "wahooo yeah!"
+    {
+      time 1.666666 4.717391
+      param "ep_02.al_car_jumpyell05"
+      fixedlength
+      cctype "cc_master"
+      cctoken ""
+    }
+  }
+  channel "move to"
+  {
+  }
+  channel "face to"
+  {
+  }
+  channel "triggers"
+  {
+  }
+  channel "look at"
+  {
+  }
+}
+
+scalesettings
+{
+  "CChoreoView" "90"
+  "RampTool" "100"
+  "ExpressionTool" "100"
+  "GestureTool" "100"
+  "SceneRampTool" "100"
+}
+fps 60
+snap off
+ignorePhonemes off