Golang 1.18 compatibility and jwt security fixes

Full Changelog: v0.7.18...v0.7.19

v0.7.18

update jwt library for CVE-2020-26160

Fix nested model mapping and expose http auto-recover

v0.7.17

extract AutoHandleHttpPanics so that other packages can use it too (f…

Cleanup squirrel-model interactions, Change routing API

• Update r routing to use an argument builder API rather than a function call builder API to make things more concise (BREAKING CHANGE)
• Move squirrel related stuff out of model and into squtil (BREAKING CHANGE)
• Add paginate to provide simplified data access with paginating, search, filtering and sorting
• A bunch of other minor improvements and fixes

Routing Migration

// before
router.WithRole(auth.RoleAny, func(r *r.RoleRouter) {
      r.Add("GET", "/api/project/screenshot", project.GetScreenshotHandler)
})

// after
router.Add("GET", "/api/project/screenshot", project.GetScreenshotHandler, auth.RoleAny)
// or
router.Add("GET", "/api/project/screenshot", auth.RoleAny, project.GetScreenshotHandler)

add websocket.HasMessage notification channel

v0.7.15

add websocket.HasMessage notification channel

add auth.UserNull for db queries that want to inject the current user (nullable)

v0.7.14

add auth.UserNull for db queries that want to inject the current user…

add model.ScheduleFunc for query enabled scheduled jobs

v0.7.13

update model/schedule to rely on timeutil.ScheduleJob instead of re-i…

add model.ScheduleFunc for query enabled scheduled jobs

v0.7.12

update requestip.IP to not panic when an IP isn't available

update requestip.IP to not panic when an IP isn't available

v0.7.11

update requestip.IP to not panic when an IP isn't available

update delay functionality in model.ScheduleQuery to make the delay's more reasonable and related to the interval

v0.7.10

update delay functionality in model.ScheduleQuery to make the delay's…