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/src/devtools/sourcesdk_def.mak

@@ -1,3 +1,3 @@
-#defines these macros so that we skip VSIGN and P4 steps in the SDK
-SOURCE_SDK=1
-VALVE_NO_AUTO_P4=1
+#defines these macros so that we skip VSIGN and P4 steps in the SDK
+SOURCE_SDK=1
+VALVE_NO_AUTO_P4=1

sp/src/devtools/version_script.linux.txt

@@ -1,14 +1,14 @@
-{
-  global: *;
-  local: 
-    extern "C++" {
-      *std::*;
-      __cxxabi*;
-      __gcc*;
-      __gxx*;
-      __gnu_cxx*;
-      __cxa*;
-      operator*;
-      __dynamic_cast
-    };
-};
+{
+  global: *;
+  local: 
+    extern "C++" {
+      *std::*;
+      __cxxabi*;
+      __gcc*;
+      __gxx*;
+      __gnu_cxx*;
+      __cxa*;
+      operator*;
+      __dynamic_cast
+    };
+};