Build: Include cd and cdr test files in joa-test.jar; joal-natives*: Only include native library w/o version number.
OpenAL Library Selection (Bug 662): Use String value of new property 'joal.openal.lib'. OSX: Prefer system OpenAL (nou OpenAL-Soft output device support)

+ * Select preferred OpenAL native library type via system properties,
+ * i.e. System-OpenAL or bundled Soft-OpenAL.<br/>
+ * If the preferred choice fails, implementation falls back to the other.
+ * <PRE>
+    -Djoal.openal.lib=auto     Prefer System-OpenAL over bundled Soft-OpenAL for OSX. Prefer bundled Soft-OpenAL over System-OpenAL for all others. This is the default.
+    -Djoal.openal.lib=system   Prefer System-OpenAL over bundled Soft-OpenAL for all.
+    -Djoal.openal.lib=soft     Prefer bundled Soft-OpenAL over System-OpenAL for all.
+   </PRE>
+ * Note: You may use the 'jnlp.' prefix, allowing using above property names w/ Applets and WebStart,
+ * e.g. 'jnlp.joal.openal.lib=system'.
+ * </p>