#10 Added @Converter annotation

1. @Converter annotation to a paramter, it will ignore the framework converter and use the especified conveter from the annotation
2. Added GenericConverter, it need to be extended by a client to implements his converter, to use with the @Conveter annotation
#10 COnverter merging
Merge remote-tracking branch 'upstream/master'
Merge pull request #43 from efraimgentil/master

Added @Converter annotation