Migration of svn:eol-style settings to .gitattributes.

See #15584

.gitattributes

@@ -0,0 +1,33 @@
+# Windows-specific files that require CRLF:
+
+*.bat       eol=crlf
+*.bcc       eol=crlf
+*.dsw       eol=crlf
+*.gcc       eol=crlf
+*.rc        eol=crlf
+*.sln       eol=crlf
+*.vc        eol=crlf
+*.vcproj    eol=crlf
+*.vcxproj   eol=crlf
+
+# Documentation used with Windows installer:
+
+\BuildGit.txt         text=auto
+\docs\changes.txt     text=auto
+\docs\licence.txt     text=auto
+\docs\readme.txt      text=auto
+\docs\msw\install.txt text=auto
+\docs\msw\install.txt text=auto
+
+# Unix-specific files that require LF:
+
+*.h.in       eol=lf
+*.m4         eol=lf
+*.sh         eol=lf
+configure.in eol=lf
+Makefile.am  eol=lf
+Makefile.in  eol=lf
+
+/config.guess eol=lf
+/config.sub   eol=lf
+/configure    eol=lf