changes to preinserter .
Merge branch 'peoria' of https://github.com/justanyone/graphite-MongoDB into peoria
Merge branch 'peoria' of https://github.com/justanyone/graphite-MongoDB into peoria
Merge branch 'peoria' of https://github.com/justanyone/graphite-MongoDB into peoria
Merge branch 'peoria' of https://github.com/justanyone/graphite-MongoDB into peoria
Merge branch 'peoria' of https://github.com/justanyone/graphite-MongoDB into peoria
Merge branch 'peoria' of https://github.com/justanyone/graphite-MongoDB into peoria
Merge branch 'peoria' of https://github.com/justanyone/graphite-MongoDB into peoria
preinserter