LittleFS based on a #define logic (required adding a second param to open() and
replacing 'FILE_WRITE' by "w") + Added size information to file list and a /status request handler to return filesystem status

…r and

more neutral), including one for files. Show size of files. Fill
"filename" box upon clicking on a file. Sort files alphabetically.

+ Massive cleanup/merge/align with some code from the FSBrowser example
and misc refactorings

…ced FSConfig to prevent FS formating.

Fixed recursive deletion.
Got rid of specific isDir() for SPIFFS.

Refresh only part of the tree when possible.
Selecting a file for upload defaults to the same folder as the last
clicked file.
Removed the Mkdir button on SPIFFS.

Slight refactoring of XMLHttpRequest completion handling

Case insensivity of the extension for the editor and preview.

Added Save/Discard/Help buttons to Editor, discard confirmation on leave, and refresh tree/status upon save.
Removed redundant Ctrl-Z + Ctrl-Shift-Z shortcut declarations.
Small bug fixes.
+ some refactoring

…path as response to the delete request.

Refactoring

…tip.

Unsupported files on SPIFFS (files at root not sarting with "/", files with double "/", files ending with "/") are now detected and reported in the page.

Added "loading" screen during async operations (dim with spinner and status).
Fixed "discard" feature that kept prompting even after an image was loaded.
Improved refresh of parts of the tree, with recursive listing.
Moved the "path" id attribute to the "li" elements for folders (was already the case for files).
Refactoring and cleanup.

Removed non-functional Upload context menu.
Fixed error in response to move requests.
Added minified version.

Fixed incompatibilities with SPIFFS.
Fixed a race condition between deletion and reinsertion of nodes when multiple folders are refreshed.
Fixed missing URL decoding for files with special chars (e.g. space char).
Moved info from source code comment to a readme.md file.
Added source PNG to git.
Cleanup.