Merge pull request #6 from joshcom/master

geo_ruby should be required in function resolver, where used
Bumped version v0.3.3
API-1887 months() and years() functions
Merge pull request #7 from sparkapi/API-1887

API-1887 months() and years() functions
version lock for georuby
Bumped version v0.3.4
API-1997 bnf documentation and generator tool
API-1997 bnf round two for markdown formatting
API-1997 md formatting
Merge pull request #8 from wlmcewen/master

API-1997 BNF Doc