[INTERNAL] Add the first unit tests as an example, and to help write ant build.
[INTERNAL] Add junit source dir in intellij.
[INTERNAL] Collapse separate classpaths for libraries into a single classpath.
[INTERNAL] Remove unnecessary disambiguation created by using project prefix.
[INTERNAL] Rename module 'intellij' to 'saros-i'.
[INTERNAL] Remove prefix 'module' from lots of definitions.
[INTERNAL] Rename production -> main. Fits closer to familiar (maven) conventions.
[INTERNAL] Remove unused classpath definitions.
[INTERNAL] Compile saros-i tests.
[INTERNAL] compile everything during 'all'.
[INTERNAL] Extract a macro for the compile steps, to remove duplication.
[INTERNAL] Remove unused bootclasspath properties.
[INTERNAL] Be more flexible when including jars on classpath.

Use a wildcard to include libs. Explicitly exclude conflicting jars (xstream, picocontainer, smack, smackx).
[INTERNAL] Add a junit task. Deliberately fail a test.