* use migrations framework for maintaining checkpoint table * allow changing VARCHAR column length or to TEXT type when in 'strict types' mode
0.18.1
* fix bug in checkpointing that was using an incorrect date
0.18.0
* Allow function arguments to contain `()` characters.
0.17.0
* always use current version during build * fail on unicode args * don't write missing values to Excel. Previously these were written as and empty string
0.16.0
* clearer exception message for execution failures * filter forms by server_modifed_on or received_on * treat empty lists as missing value