Adding ragconnect, 0.2.5

build.gradle

...reprocessor/testing/plugin/CompilerLocationExtension.java

...add/preprocessor/testing/plugin/JastAddConfiguration.java

...stadd/preprocessor/testing/plugin/PreprocessorPlugin.java

...jastadd/preprocessor/testing/plugin/PreprocessorTest.java

.../preprocessor/testing/plugin/RagConnectConfiguration.java

...g/jastadd/preprocessor/testing/plugin/RagConnectTest.java

...tadd/preprocessor/testing/plugin/RelastConfiguration.java

...a/org/jastadd/preprocessor/testing/plugin/RelastTest.java