Release v0.1.1
FIX: error in count (A & B & !C & D) part. (#3) * Adapt to using 'data.table'. * Add code to check such typos. * Update version to 0.1.1
FIX: error in count (A & B & !C & D) part. (#3) * Adapt to using 'data.table'. * Add code to check such typos. * Update version to 0.1.1