Cleanup + tests

Author: EvidentlyCube

.gitignore

@@ -1,4 +1,6 @@
 node_modules
 .idea
 dist
-*.iml
+*.iml
+# stryker temp files
+.stryker-tmp

.mocharc.json

@@ -0,0 +1,5 @@
+{
+ "extension": ["ts", "tsx"],
+ "spec": ["test/**/*.test.ts"],
+ "require": ["./test/init.js"]
+}