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.

.gitattributes

@@ -6,9 +6,12 @@ vpc_linux binary
 vpc_osx binary
 
 *.sh text
+*.bat text
+*.txt text
 *.c text
 *.h text
 *.H text
+*.cc text
 *.cpp text
 *.vpc text
 *.vgc text
@@ -17,7 +20,32 @@ vpc_osx binary
 *.pl text
 *.py text
 *.xcconfig text
+*.vcd text
+*.vbsp text
+*.proto text
+*.inc text
+*.fxc text
+*.vsh text
+*.lst text
+*.mm text
+*.cfg text
+*.res text
+*.rc text
+*.def text
+*.vmt text
+*.inl text
+*.asm text
+
+.gitignore text
+sourcesdk_def.mak text
+smdlexp.mak text
+README text
+CONTRIBUTING text
+LICENSE text
 
 *.exe binary
 protoc binary
 ccache binary
+
+gtest_output_test_golden_lin.txt binary
+mod_*_english.txt binary