Fix Blade directives

(fix): use facade instead of class  (#14)

* (fix): use facade instead of class

close #10

* Apply fixes from StyleCI (#13)

Read hashes from the configuration

• Store hashes in the configuration and read them directly from there.
• You can now customize the path and filename of the mix-sri.json file.

Read hashes from mix-sri.json

1.3.0

(feat): read hashes from mix-sri.json file

Blade directive and algorithm choice

• Add 2 blade directives to generate <link> and <script> tag.
• Leave the choice of algorithm used to generate the hash to the user. Default is sha256.
• You can now set the crossorigin attribute in the html() function (Credits to @meduzen for his input on this)