charts refactor, libs refactor

.editorconfig

@@ -2,8 +2,9 @@
 charset=utf-8
 end_of_line=lf
 insert_final_newline=true
-indent_style=space
-indent_size=2
+indent_style=tab
+indent_size=3
+max_line_length=off
 
 [*.svg]
 indent_style=tab
@@ -18,6 +19,10 @@ insert_final_newline=false
 indent_style=tab
 tab_width=3
 
+[{*.rb,*.yml}]
+indent_style=space
+indent_size=2
+
 [*.js.map]
 indent_style=tab
 indent_size=3