Refactored ipaaca into "ipaacalib" and "ipaacatools" sub-projects

ipaacalib/java/src/ipaaca/LocalIU.java

ipaacalib/java/src/ipaaca/OutputBuffer.java

ipaacalib/java/src/ipaaca/Payload.java

ipaacalib/java/src/ipaaca/PayloadConverter.java

ipaacalib/java/src/ipaaca/RemotePushIU.java

ipaacalib/java/src/ipaacademo/PythonCall.java

ipaacalib/java/src/ipaacademo/TextPrinter.java

ipaacalib/java/test/findbugs.xml

ipaacalib/java/test/ivy.xml

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

ipaacalib/java/test/src/ipaaca/IUTestUtil.java

ipaacalib/java/test/src/ipaaca/InputBufferTest.java

ipaacalib/java/test/src/ipaaca/IuConverterTest.java

ipaacalib/java/test/src/ipaaca/JavaPythonTest.java

ipaacalib/java/test/src/ipaaca/LocalIUTest.java

ipaacalib/proto/ipaaca.proto

ipaacalib/python/.gitignore

ipaacalib/python/build.properties

ipaacalib/python/build.xml

ipaacalib/python/ivy.xml