Merge remote-tracking branch 'origin/maint-0.2.5'

changes/bug14220

@@ -0,0 +1,4 @@
+  o Minor bugfixes (compilation):
+    - Build without warnings with the stock OpenSSL srtp.h header,
+      which has a duplicate declaration of SSL_get_selected_srtp_profile().
+      Fixes bug 14220; this is OpenSSL's bug, not ours.