adding editorconfig

Author: wwwlicious

.editorconfig

@@ -0,0 +1,22 @@
+# top-most EditorConfig file
+root = true
+
+# Unix-style newlines with a newline ending every file
+[*]
+end_of_line = lf
+insert_final_newline = true
+
+# Matches multiple files with brace expansion notation
+# Set default charset
+[*.*]
+charset = utf-8
+
+# 4 space indentation
+[*.cs]
+indent_style = space
+indent_size = 4
+
+# 2 space indentation
+[*.{csproj,config}]
+indent_style = space
+indent_size = 2