Merge pull request #124 from peter279k/drop_lower_php72

Drop < PHP7.2 versions support

Merge pull request #124 from peter279k/drop_lower_php72

Drop < PHP7.2 versions support

Add 7.2

Merge pull request #118 from detain/master

The "::class" constant was not added until php 5.5

bump dev master version

Merge pull request #105 from valbendan/master

fix -c option conflict

upgrade symfony/finder, symfony/class-loader

upgrade universal to ^1.7

upgrade codegen version to 3.0.0

Use php 5.3 array