Remove and ignore encodings.xml

Disappeared in latest EAP and doesn't look like something we would have
wanted to be committed in the first place.

.gitignore

@@ -266,6 +266,7 @@ __pycache__/
 .idea/**/dictionaries
 .idea/**/shelf
 .idea/*/.idea/projectSettingsUpdater.xml
+.idea/*/.idea/encodings.xml
 
 # Generated files
 .idea/**/contentModel.xml

.idea/.idea.osu.Desktop/.idea/encodings.xml

@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="Encoding" addBOMForNewFiles="with NO BOM" />
-</project>