Added some generic editorconfig rules.

.editorconfig

@@ -7,6 +7,14 @@
 # All files 
 [*] 
 indent_style = space 
+root = true
+indent_size = 4
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+end_of_line = lf
+max_line_length = null
+
 # Code files 
 [*.{cs,csx,vb,vbx}] 
 indent_size = 4