don't throw error from skip()
factor out hottest part of lengthCodedNumber into separate function
evaluate string properties on access
add benchmark for column deserealisation
add to packet offset, not column
ext in require
fix typo
use column.inspect() to compare columns
make benchmark async
initial implementation of unit benchmarks
display progress and speed in units per sec
add comment on hacky optimisation
npm 0.8 ;(
Merge pull request #137 from sidorares/lazy-strings

performance optimisations