the old get_instance() method in ZCL_ABAPGIT_PERSIST_SETTINGS has been moved to a method in zcl_abapgit_persist_factory, plus interface added. Added to persist injector
* add proxy bypass option in settings
* add proxy bypass popup and persist settings
* add proxy bypass to proxy config class
* Fix Proxy Bypass Button HTML
* Fix indentation
* Implement Method popup_proxy_bypass
* Fix behaviour in case of empty range tab
* Fix behaviour in case of empty range tab 2