explore and query return nothing
query from metadata returns nothing
Removed UNKNOWN_ERROR exception
Added the feature allowing to get specific members for a given id
code refactoring in metadata
Merge branch 'develop' of https://github.com/Westpic/solap4py-java.git
into develop

Conflicts:
	src/fr/solap4py/core/Metadata.java
refactoring in metadata (gestion handling)
External libraries are now downloaded with ivy+ant before compilation.
Deleted libraries.
No more .jar is created, you just execute `ant run` to launch the
server.
Adapted README to this new feature.
Added driverName property (the Xmla Olap4j Driver might change
someday...)
Added author tags to add for more traceability.
code refactoring in metadata
Merge branch 'develop' of https://github.com/Westpic/solap4py-java.git into develop
inexistant granularity in metadata throws an exception
Added exception handling in Metadata when from has 6 values
Removed useless imports.
Edited wrong author names.
Added version numbers.
Merge branch 'develop' of https://github.com/Westpic/solap4py-java into develop
exception better looking, with one try
Main inside metadata deleted + metadataTest is repaired, no more
exception
Merge pull request #12 from Westpic/develop

Code refactoring + new way to handle dependencies (maven repositories..)