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_06a/al_foundbeacon.vcd

@@ -1,44 +1,44 @@
-// Choreo version 1
-actor "Alyx"
-{
-  channel "Sound"
-  {
-  }
-  channel "text"
-  {
-    event generic "That beacon dropped from the radar when you climbed up there."
-    {
-      time 0.078579 4.861960
-      param "debugtext Alyx: That beacon dropped from the radar when you climbed up there."
-    }
-  }
-  channel "FaceTo"
-  {
-  }
-  channel "lookAt"
-  {
-  }
-  channel "MoveTo"
-  {
-  }
-  channel "gesture"
-  {
-  }
-  channel "Postures"
-  {
-  }
-  channel "trigger"
-  {
-  }
-}
-
-scalesettings
-{
-  "CChoreoView" "56"
-  "ExpressionTool" "100"
-  "GestureTool" "100"
-  "RampTool" "24"
-  "SceneRampTool" "100"
-}
-fps 60
-snap off
+// Choreo version 1
+actor "Alyx"
+{
+  channel "Sound"
+  {
+  }
+  channel "text"
+  {
+    event generic "That beacon dropped from the radar when you climbed up there."
+    {
+      time 0.078579 4.861960
+      param "debugtext Alyx: That beacon dropped from the radar when you climbed up there."
+    }
+  }
+  channel "FaceTo"
+  {
+  }
+  channel "lookAt"
+  {
+  }
+  channel "MoveTo"
+  {
+  }
+  channel "gesture"
+  {
+  }
+  channel "Postures"
+  {
+  }
+  channel "trigger"
+  {
+  }
+}
+
+scalesettings
+{
+  "CChoreoView" "56"
+  "ExpressionTool" "100"
+  "GestureTool" "100"
+  "RampTool" "24"
+  "SceneRampTool" "100"
+}
+fps 60
+snap off