Merge "Implement RcsThread querying (base)"

telephony/java/android/telephony/ims/Rcs1To1Thread.java

telephony/java/android/telephony/ims/RcsGroupThread.java

telephony/java/android/telephony/ims/RcsMessageStore.java

telephony/java/android/telephony/ims/RcsParticipant.java

telephony/java/android/telephony/ims/RcsThread.java

...ndroid/telephony/ims/RcsThreadQueryContinuationToken.aidl

...ndroid/telephony/ims/RcsThreadQueryContinuationToken.java

.../java/android/telephony/ims/RcsThreadQueryParameters.aidl

.../java/android/telephony/ims/RcsThreadQueryParameters.java

...hony/java/android/telephony/ims/RcsThreadQueryResult.aidl

...hony/java/android/telephony/ims/RcsThreadQueryResult.java

telephony/java/android/telephony/ims/aidl/IRcs.aidl

tests/RcsTests/Android.mk

...sTests/src/com/android/tests/ims/RcsMessageStoreTest.java

...c/com/android/tests/ims/RcsThreadQueryParametersTest.java