Add details on version 0.1.2 to changelog.

Author: Stratus3D

CHANGELOG.md

@@ -1,8 +1,11 @@
-#Changelog
+# Changelog
 
-##0.1.1
+## 0.1.2
+* Correct the environment lua executables run in by creating custom exec-env (#2)
+
+## 0.1.1
 * Add Lua versions 5.3.3, 5.3.2, and 5.3.1
 
-##0.1.0
+## 0.1.0
 * Initial Release
 * Installs Lua versions 5.2 or greater