cocuh

enable to search from setting's search input. but めんどくさいtroublesome

picture over texts

1

currently, it renders pictures as `border`. `border` covers codes. firstly coding it, i searched alternative methods. - adding `JPanel` to `Editor.getCotentComponent()` - `Editor.getContentComponent()setBackground(null)` - etc... all of them didn't work...

when i wrote this, referring official intellij plugins. i feel this code so complex. if you(including me in the future) have an idea to make the code more smart, welcome...

Create a public function for source formatting

1

Alternative solution for #652. In most cases, users don't need FormattingError enum itself, and just serializing the error message makes things easier in later code chagnes I believe.

Adding the semantics of swap, insertion or deletion. This feature should be able to be turned on/off by [feature](https://doc.rust-lang.org/cargo/reference/features.html). **Example 1:** ``` assert_that!(vec![1,4,3,2]).contains_exactly_in_order(vec![1,2,3,4]); ``` Idea of better message: ``` contents...