Merge pull request #71 from samsonasik/samsonasik-patch-1

using php 7.4 stable

Author: samsonasik

.travis.yml

@@ -6,7 +6,7 @@ php:
   - 7.1
   - 7.2
   - 7.3
-  - 7.4snapshot
+  - 7.4
   - nightly
 
 before_script:
@@ -30,4 +30,3 @@ notifications:
 matrix:
   allow_failures:
     - php: nightly
-    - php: 7.4snapshot