* Bundle netcdf-c native libs for mac, windows, linux in single jar. * Extend netcdf4 module code to make one last attempt to find a suitable library on the classpath (using [JNA extractResourceFromPath](http://java-native-access.github.io/jna/5.4.0/javadoc/com/sun/jna/Native.html#extractFromResourcePath-java.lang.String-)).