Added deprecation warnings to old versions of argmap functionality
Added deprecation warnings to old versions of argmap functionality

YieldifyLabs/snowplow-javascript-tracker,fivetran/snowplow-javascript-tracker,juliomenendez/snowplow-javascript-tracker,snowplow/snowplow-javascript-tracker,fivetran/snowplow-javascript-tracker,YieldifyLabs/snowplow-javascript-tracker,YieldifyLabs/snowplow-javascript-tracker,snowplow/snowplow-javascript-tracker,snowplow/snowplow-javascript-tracker,juliomenendez/snowplow-javascript-tracker,snowplow/snowplow-javascript-tracker,fivetran/snowplow-javascript-tracker,juliomenendez/snowplow-javascript-tracker