1.2.1
- Fix an issue causing errors about bad return types #109
- Fix Shared Strings Table parsing when using SST cache #105
- Ignore formula tag that isn't within a cell #128
- Updated POI dependency to 3.17 #120
- Optimized based on output from profiler on large sheets #112
- Update xerces2 dependency to 2.11.1 due to CVE-2013-4002 #113