Allow the use of created and modified dates for API.
Allow the use of created and modified dates for API.

The API will now detect if you are using `c-created` or `c-modified` and
convert the string value to a datetime object. This will allow you to do
accurate querying with operators such as `__gt`, `__gte`, `__lt`,
`__lte`, etc.

jinverar/crits,Magicked/crits,0x3a/crits,cdorer/crits,seanthegeek/crits,seanthegeek/crits,0x3a/crits,DukeOfHazard/crits,jhuapl-marti/marti,lakiw/cripts,HardlyHaki/crits,korrosivesec/crits,Lambdanaut/crits,kaoscoach/crits,DukeOfHazard/crits,korrosivesec/crits,cdorer/crits,lakiw/cripts,0x3a/crits,Lambdanaut/crits,jinverar/crits,ckane/crits,dreardon/crits,DukeOfHazard/crits,blaquee/crits,cdorer/crits,Lambdanaut/crits,jhuapl-marti/marti,jhuapl-marti/marti,kaoscoach/crits,Magicked/crits,Magicked/crits,dreardon/crits,cdorer/crits,blaquee/crits,davidhdz/crits,korrosivesec/crits,lakiw/cripts,blaquee/crits,seanthegeek/crits,davidhdz/crits,dreardon/crits,cfossace/crits,HardlyHaki/crits,davidhdz/crits,HardlyHaki/crits,0x3a/crits,dreardon/crits,jinverar/crits,ckane/crits,jhuapl-marti/marti,DukeOfHazard/crits,cfossace/crits,cfossace/crits,davidhdz/crits,lakiw/cripts,ckane/crits,seanthegeek/crits,blaquee/crits,Lambdanaut/crits,cfossace/crits,HardlyHaki/crits,korrosivesec/crits,kaoscoach/crits,seanthegeek/crits,davidhdz/crits,kaoscoach/crits,jinverar/crits,ckane/crits,Magicked/crits