Update Travis CI links

[ci skip]

Update Travis CI links

[ci skip]

Fix implode() Error Exception.

ErrorException : implode(): Passing glue string after array is deprecated. Swap the parameters

Reference: https://stackoverflow.com/questions/59541888/errorexception-implode-passing-glue-string-after-array-is-deprecated-swap

Fix PHP Deprecation Notice

Deprecation Notice: Unparenthesized `a ?: b ? c : d` is deprecated. Use either `(a ?: b) ? c : d` or `a ?: (b ? c : d)`

Experimental support for Laravel 5.6 and 5.7

Refactoring Efficiently\JqueryLaravel\ControllerAdditions::render() a…

…nd makeView()

Add makeLayout() method

Update README.md to mention wiki Installation Instructions page

[ci skip]

Experimental support for Laravel 5.4 and add jQuery 3.1.1 library.

Fix Laravel 5.2 error

Interface 'Illuminate\Contracts\Routing\Middleware' not found

Merge branch 'master' into 2.0

# Conflicts:
#	README.md
#	provider/assets/javascripts/jquery.min.js
#	provider/assets/javascripts/jquery.min.map
#	provider/assets/js/jquery.js
#	provider/assets/js/jquery_ujs.js