Travis CI drop tests for MySQL 5.1 on Ubuntu Precise

Author: sodabrew

.travis.yml

@@ -45,12 +45,6 @@ matrix:
         mariadb: 10.2
         hosts:
           - mysql2gem.example.com
-    - rvm: 2.0.0
-      env: DB=mysql51
-      dist: precise
-      addons:
-        hosts:
-          - mysql2gem.example.com
     - rvm: 2.0.0
       env: DB=mysql55
       dist: precise
@@ -84,6 +78,3 @@ matrix:
     - os: osx
       rvm: 2.3
       env: DB=mysql56
-    - rvm: 2.0.0
-      env: DB=mysql51
-      dist: precise

.travis_mysql51.sh

@@ -2,11 +2,6 @@
 
 set -eux
 
-# Install MySQL 5.1 if DB=mysql51
-if [[ -n ${DB-} && x$DB =~ ^xmysql51 ]]; then
-  sudo bash .travis_mysql51.sh
-fi
-
 # Install MySQL 5.7 if DB=mysql57
 if [[ -n ${DB-} && x$DB =~ ^xmysql57 ]]; then
   sudo bash .travis_mysql57.sh