Fixes #247

Fixes #229

Co-authored-by: Jared L <48422312+lhjt@users.noreply.github.com>

* General cleanup

* Add Async suffix to SendAutocompleteResult

* Fix more formatting

* Fix unused RequestOptions in GetActiveThreadsAsync

* Add message to ArgumentNullException

Co-Authored-By: MrCakeSlayer <13650699+MrCakeSlayer@users.noreply.github.com>

* add channel types in application command options

* Indent Docs

* Changed from NotNullOrWhitespace to NotNullOrEmpty

* Added NotNullOrEmpty on filename

* Added system to interpret from the path

* Added a check for if it contains a period

* It has been done, how ever it will break stuff

* Changed to use ??= how ever still added error check

* Added space under check

* Changed from with a period to valid file extension

* Added checks for SendFileAsync

* Removed filename != null &&

* Implement CleanContent In IMessage & RestMessage

* Update Spelling and Documentation

* Add SanatizeMessage to MessageHelper and Refactor Rest and Socket Message

* Added Clean Content Function

* Fixed Spelling problems and bad var handling

* Add StripMarkDown Method

* Added icon field to IRole

* Added GetGuildRoleIconUrl()

* Changed the way of handling prepending of embeds.

For consistency.

* reformatted the summary

* Add support for sending files with multiple embeds

* Simplify prepending single embed to embed array

* Submitting updates to include new permissions.

* Make old permissions obsolete and update tests

Co-authored-by: quin lynch <lynchquin@gmail.com>

* Use 'switch' expression

* Reverted it to the old switch case

* Fixed some warnings

* Another fixed warning

* Changed the SSendFileAsync to SendFileAsync

* Removed para AlwaysAcknowledgeInteractions

* Moved it back to the previous version

* Added periods to the end like quin requested!! :((

Co-authored-by: MrCakeSlayer <13650699+MrCakeSlayer@users.noreply.github.com>