[MONDRIAN-1769] First pass at creating the extension points for non-sql support. The places that need cleanup are all marked with 'FIXME MONGO'.
[MONDRIAN-1769] Miss-merge.
MONDRIAN-1769 - Changes so that mongolap will compile.
Merge pull request #175 from kurtwalker/mongolap

MONDRIAN-1769 - Changes so that mongolap will compile.
Sets the build version to mongolap.
MONDRIAN-1771 - Introducing the DataServicesProvider.  Creating an extension point for plugging in a MemberReader.  More extension points to come.
MONDRIAN-1771 - creating an extension point for SegmentLoader
MONDRIAN-1771 - creating an extension point for DataSource.  Moved several static methods and inner classes from RolapConnection to DefaultDataServicesProvider
MONDRIAN-1771 - creating an extension point for TupleReader.  Only extending usage in RolapNativeSet.  Mondrian also creates a new SqlTupleReader inside of SqlMemberSource.  SqlMemberSource is already one of the DataServiceProvider extension points, so we don't need to extend this usage.
MONDRIAN-1771 - applying few small changes from code review
Merge pull request #176 from kurtwalker/MONDRIAN-1771

MONDRIAN-1771
MONDRIAN-1771 - TupleReader needs a couple methods that were only on SqlTupleReader
Merge pull request #182 from kurtwalker/MONDRIAN-1771

MONDRIAN-1771 - TupleReader needs a couple methods that were only on SqlTupleReader
MONDRIAN-1771 - changing DBStatement to return Map of accessors instead of List
Merge pull request #185 from kurtwalker/MONDRIAN-1771

MONDRIAN-1771 - changing DBStatement to return Map of accessors instead of List
MONDRIAN-1771 - Generifying LevelColumnLayout so that we can create a mongo version that uses Strings instead of ints.
Merge pull request #187 from kurtwalker/MONDRIAN-1771

MONDRIAN-1771 - Generifying LevelColumnLayout so that we can create a mo...
MONDRIAN-1771 - method name changes and documentation based on discussions this morning
Merge pull request #189 from kurtwalker/MONDRIAN-1771

MONDRIAN-1771 - method name changes and documentation based on discussio...
MONDRIAN-1771 - adding extension point for JdbcSchemaFactory