Update README with goals

Author: nsauzede

README.md

@@ -1,4 +1,13 @@
 # rsted
-Simple Rust CLI text/source editor
+Simple Rust CLI single text/source editor, to integrate with terminal muxer (eg: tmux) and Rust toolchain (eg: auto format, changes watch..).
 
 ![Screenshot of rsted v0.1.0](res/images/rsted_0.1.0.png)
+
+Project goals:
+- [x] Single file edition for simplicity
+- [x] Syntax-highlighting
+- [x] Automatic file change detection/reload (eg: parallel cargo fmt)
+- [ ] Midnight Commander Editor (mcedit) look-and-feel (keys/menus) -- WIP
+
+Nice to have:
+- [ ] Evaluate Language Server Protocol connection feasibility (??)