Remove eslint cache from source control (#536)

Author: frankieroberto

.cache/eslint

@@ -11,6 +11,9 @@ pids
 *.seed
 *.pid.lock
 
+# Eslint cache
+.cache
+
 # node-waf configuration
 .lock-wscript
 
@@ -67,4 +70,4 @@ Thumbs.db
 .scannerwork
 
 # Code coverage
-coverage
+coverage