Merge pull request #19 from TuringLang/compathelper/new_version/2020-02-27-00-12-21-697-3656626373

CompatHelper: bump compat for "AbstractMCMC" to "0.5"

Author: cpfiffer

Project.toml

@@ -9,7 +9,7 @@ Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 Requires = "ae029012-a4dd-5104-9daa-d747884805df"
 
 [compat]
-AbstractMCMC = "0.4"
+AbstractMCMC = "0.4, 0.5"
 Distributions = "0.20, 0.21, 0.22, 0.23"
 Requires = "1.0"
 julia = "1"