Merge "Use sysprop library for telephony props"

cmds/telecom/src/com/android/commands/telecom/Telecom.java

core/java/android/os/Build.java

...e/java/com/android/server/policy/LegacyGlobalActions.java

telephony/java/android/telephony/PhoneNumberUtils.java

telephony/java/android/telephony/TelephonyManager.java

...ony/java/com/android/internal/telephony/RILConstants.java

.../java/com/android/internal/telephony/cdma/SmsMessage.java