Bump Active Record & Active Support to 5.2.x (#36)
Bump Active Record & Active Support to 5.2.x (#36)

**What**
Upgrades Active Record and Active Support to version 5.2.x

**Why**
There are unpatched vulnerablities on the version we were using and they
are fixed in 5.2.4.5.
thread-pond/junk_drawer,thread-pond/junk_drawer