Add in default precision and scale for int and long.
Handle ranges in SkipScanFilter\nOnly add SkipScanFilter when necessary\nExpand bytes more uniformly
Tests for decimal arithmatic with other types.
Fix test failures.
fixes to SkipScanFilter for setting start/stop key, null handling, and incrementing while current row > start key
Rename the package from arithmatic to arithmetic
Merge branch 'master' into scale
Update README.md
Merge pull request #108 from tonyhuang/scale

Add in default precision and scale for int and long.
Split according to slots inside skipscanfilter.