Standardized .gitattributes across roles (#8)

To make ongoing maintenance easier.

.gitattributes

@@ -5,13 +5,39 @@
 # to native line endings on checkout.
 .gitignore text
 .gitattributes text
-*.md text
-LICENSE text
+*.xml text
 *.yml text
+*.yaml text
+*.json text
+*.txt text
+*.md text
+*.htm text
+*.html text
+*.xhtml text
+*.js text
+*.ts text
+*.css text
+*.less text
+*.scss text
 *.cfg text
+LICENSE text
+
+# Declare files that will always have CRLF line endings on checkout.
+*.bat text eol=crlf
+*.cmd text eol=crlf
+
+# Declare files that will always have LF line endings on checkout.
+*.sh text eol=lf
+*.service eol=lf
+*.conf eol=lf
+*.desktop eol=lf
+*.j2 eol=lf
 
 # Denote all files that are truly binary and should not be modified.
 *.png binary
 *.jpg binary
 *.jpeg binary
 *.gif binary
+*.eot binary
+*.tff binary
+*.woff binary