Initial import of ipaaca (rsb version) for Python and Java.

java/src/ipaaca/IntConverter.java

java/src/ipaaca/Ipaaca.java

java/src/ipaaca/LocalIU.java

java/src/ipaaca/OutputBuffer.java

java/src/ipaaca/Payload.java

java/src/ipaaca/RemotePushIU.java

java/test/ivy.xml

...est/src/ipaaca/ComponentCommunicationIntegrationTest.java

java/test/src/ipaaca/IUTestUtil.java

java/test/src/ipaaca/InputBufferTest.java

java/test/src/ipaaca/IuConverterTest.java

java/test/src/ipaaca/LocalIUTest.java

proto/ipaaca.proto

python/.gitignore

python/Makefile

python/src/ipaaca.py