Update the README.rst file to make the case of specific words consist…

…ent with the rest of the file.

README.rst

@@ -120,10 +120,10 @@ XMOS is a semiconductor company providing a reference design for AVB/TSN
 endpoints in pro audio and automotive. XMOS endpoint source code is open source 
 and available on Github - https://github.com/xcore/sw_avb
 
-apple vendor ptp profile
+Apple Vendor PTP Profile
 ------------------------
-Support for the apple vendor ptp profile can be found on this fork of the OpenAvnu code within the branch ArtAndLogic-aPTP-changes.
+Support for the Apple Vendor PTP Profile can be found on this fork of the OpenAvnu code within the branch ArtAndLogic-aPTP-changes.
 
 + https://github.com/rroussel/OpenAvnu/tree/ArtAndLogic-aPTP-changes 
 
-These changes allow interaction with apple proprietary ptp clocks. This implementation has been tested with the apple airplay SDK on a raspberry pi 3 running within a group of devices playing the same music stream.
+These changes allow interaction with Apple proprietary PTP clocks. This implementation has been tested with the Apple AirPlay SDK on a Raspberry Pi 3 running within a group of devices playing the same music stream.