disagreement between v1 and v2 on /columns route

[jonhusson]

the given thickness estimates for a column differs whether you are using version 1 or version 2. for example,

https://dev.macrostrat.org/api/columns?col_id=1580&response=long

yields a correct value of 2795 for max_thick. However, the response under v1 is different:

https://dev.macrostrat.org/api/v1/columns?col_id=1580&response=long

[jczaplew]

Fixed