Normalize line endings

Convert all text files to Unix line endings unless they're Windows
stuff.

Make sure that all text files have a trailing newline.

Remove whitespace at the end of lines.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/ChangeLog.d/bugfix.txt b/ChangeLog.d/bugfix.txt
index 5bf0aeb..875d488 100644
--- a/ChangeLog.d/bugfix.txt
+++ b/ChangeLog.d/bugfix.txt
@@ -1,4 +1,4 @@
 Bugfix
    * Fix the Visual Studio Release x64 build configuration for mbedtls itself.
      Completes a previous fix in Mbed TLS 2.16 that only fixed the build for
-     the example programs. Reported in #1430 and fix contributed by irwir.
\ No newline at end of file
+     the example programs. Reported in #1430 and fix contributed by irwir.