Merge pull request #1177 from PCSX2-Alpha/EditorConfig

EditorConfig: Enforce Indent size for specific files on project

.editorconfig

@@ -0,0 +1,12 @@
+# Should always be specified at the top of the file outside of any sections
+root = true
+
+# TODO: Add one for resource script file and other Linux specific files ?
+
+[*.{cpp,h}]
+indent_style = space
+indent_size = 4
+trim_trailing_whitespace = true
+
+[*.md]
+trim_trailing_whitespace = false