Merge pull request #6 from MengZhang/develop

Develop pull request from Meng
Working on Hash fixes

* Hashes were Object creation order dependent which caused
  issues when switching VMs. Switching to a natural order
  hash.
Added IdeaJ to gitingore
Fixed hash implementation and updated tests
Updated geohash version
Fix major linkage bug with soils.
Updated lookup files and test files

* Updated CSV lookup files
* Updated test ACEB files (corrected linkage)
Merge pull request #10 from frostbytten/develop

Major fixes to ace-core linkage
Fixed minor bugs and updated geohash
Merge pull request #11 from frostbytten/develop

Fixed minor bugs and updated geohash