Updated Bootstrap version to 4.5.3

Updated to the latest 4.* Bootstrap version

Updated bootstrap version and updated favicon url

• updated to latest bootstrap version 4.5.2
• updated image path favicon to match image folder

Allow functions to be overwritten by child theme

• Allow functions to be overwritten by child theme

Fixed typo and replaced depricated hook

• Fixed typo in search btn
• Replaced deprecated hook for login logo text

Updated Bootstrap and bugfix back arrow

• Updated to Bootstrap 4.5.0
• Fixed back-arrow not showing up

Updated custom login an various tweaks

• custom login using scss
• custom login uses darkmode
• removed emoji from front end
• changed guttenburg back button ( changed wp-logo to a back arrow )

Updated to bootstrap 4.4.1

Updated to bootstrap version 4.4.1

• Updated Bootstrap version
• Load bootstrap bundle instead of popper and bootstrap.js

Updated to bootstrap 4.3.1

Updated to the latest bootstrap version 4.3.1 and made some minor changes

Updated to bootstrap 4.2.1

Updated the source code to use Bootstrap 4.2.1

Fixed bug introduced in last update

In the last update, some new bugs where introduced.
Fixed them in the latest release.