# Functions
Add does a simple addition.
ConcatURL concatenate the url and path.
ElapsedSec returns true if lastTimestamp + elapsed time is in the past.
FormattedDateUTC returns the date formatted as RFC1123.
FuzzyTimeStr returns the duration as fuzzy time.
GetDistanceKm returns the distance in km between two coordinates.
Hostname return the host name as a string.
IsAdditionalCountry returns true if the clientInfo country is in list.
IsInSlice returns true is `a` is contained in `list` Warning: this is slow, don't use it for long datasets.
IsPrimaryCountry returns true if the clientInfo country is the primary country.
IsStopped returns true if a stop has been requested.
Max returns the highest of the two values.
Min returns the smallest of the two values.
NormalizeURL adds a trailing slash to the URL.
Plural returns a single 's' if there are more than one value.
ReadableSize returns a file size in a human readable form.
SanitizeLocationCodes sanitizes the given location codes.
TimeKeyCoverage returns a slice of strings covering the date range used in the redis backend.
Version returns the version as a string.