Dropped PHP 7.1. as target.

prwater · prwater · commit dcef1f9b3ac3 · 2020-02-16T14:23:50.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,6 +1,5 @@
 language: php
 php:
-  - '7.1'
   - '7.2'
   - '7.3'
   - '7.4'

-Original file line number
+Diff line change
@@ @@ -1,6 +1,5 @@ @@
 language: php
 php:
 -  - '7.1'
   - '7.2'
   - '7.3'
   - '7.4'