Fix docs

Author: ericdallo

.gitignore

@@ -14,6 +14,7 @@ target/
 /test.clj
 .calva
 /*.jar
+eca.old
 
 /.classpath
 /.project

README.md

@@ -28,13 +28,13 @@ Eca is written in Clojure and compiled into a native binary via graalvm. You can
 Stable release:
 
 ```bash
-sudo bash <(curl -s https://raw.githubusercontent.com/editor-code-assistant/eca/master/install)
+bash <(curl -s https://raw.githubusercontent.com/editor-code-assistant/eca/master/install)
 ```
 
 nightly build:
 
 ```bash
-sudo bash <(curl -s https://raw.githubusercontent.com/editor-code-assistant/eca/master/install) --version nightly
+bash <(curl -s https://raw.githubusercontent.com/editor-code-assistant/eca/master/install) --version nightly
 ```
 
 ## Usage