add box docs
point at box and standalone docs
add v1.4.21 release notes
Merge branch 'master' into v1.4
remove box docs
Merge branch 'master' into v1.4
Updated IE code signing instructions to use build tools rather than external script.
update local_config docs for IE
fix docs for request.get return type
add v1.4.22 release notes
Merge branch 'master' into v1.4
Merge branch 'v1.4' of https://github.com/trigger-corp/Forge-Documentation into v1.4
Merge branch 'v1.4' into an_updates