Removed nassty trick
Changed intermediate language module to DSL and renamed interpret method
Merge branch 'develop' of github.com:machinalis/quepy into mql-generation
Merge branch 'mql-generation' of github.com:machinalis/quepy into mql-generation
Merge branch 'mql-generation' of github.com:machinalis/quepy into mql-generation
Added some doctrings