Added Laravel 8.0 support (along with some minor changes to the CI flow, fixes #18)

.gitignore

@@ -4,3 +4,4 @@ composer.lock
 docs
 vendor
 coverage
+coverage.clover

.travis.yml

@@ -2,6 +2,8 @@ language: php
 
 php:
   - 7.2
+  - 7.3
+  - 7.4
 
 env:
   matrix:

composer.json

@@ -18,11 +18,11 @@
     ],
     "require": {
         "php": "^7.2.5",
-        "illuminate/support": "~5.6.0|~5.7.0|~5.8.0|^6.0|^7.0"
+        "illuminate/support": "~5.6.0|~5.7.0|~5.8.0|^6.0|^7.0|^8.0"
     },
     "require-dev": {
-        "orchestra/testbench": "^3.6|^5.0",
+        "orchestra/testbench": "^3.6|^5.0|^6.0",
-        "phpunit/phpunit": "^7.0|^8.0"
+        "phpunit/phpunit": "^7.0|^8.0|9.2.*"
     },
     "autoload": {
         "psr-4": {

phpunit.xml.dist

@@ -20,9 +20,8 @@
         </whitelist>
     </filter>
     <logging>
-        <log type="tap" target="build/report.tap"/>
         <log type="junit" target="build/report.junit.xml"/>
-        <log type="coverage-html" target="build/coverage" charset="UTF-8" yui="true" highlight="true"/>
+        <log type="coverage-html" target="build/coverage" />
         <log type="coverage-text" target="build/coverage.txt"/>
         <log type="coverage-clover" target="build/logs/clover.xml"/>
     </logging>