Optimize snapping
Add options to use stdin and stdout
Add precision= option to -o command
v0.2.4 adds stdin/stdout io and -o precision= option
Use v0.10.30 in Travis to avoid v8 segfault in v0.10.31
Removing stdin/stdout tests that break in Travis
v0.2.4 adds stdin/stdout io and -o precision= option
Reorder array accesses

Before the update, these lines were causing node v0.10.31 to exit under Windows
8.1. Very odd, need to investigate.
Add '-o force' flag to allow file overwriting
v0.2.5 adds -o force to allow file overwriting
Infer output file format from filename
Remove obsolete function
Fix formatting of multi-layer info messages
Remove buggy TopoJSON.dissolveArcs()
Re-implement arc dissolving/pruning for TopoJSON output

The previous function was buggy
Add -o drop-table flag
Update error message for missing DBF encoding
Update iconv-lite, remove jconv dependency
Update rbush version
v0.2.6 adds -o drop-table option