adding the twitter username utilisation if asked, and the possibility of scrap tweets with no limits (even tho the limitation will be the numbers of tweets that the browser is able to handle)

README.md

@@ -18,6 +18,7 @@ pip install -r requirements.txt
 
 ```bash
 TWITTER_USERNAME=# Your Twitter Handle (e.g. @username)
+TWITTER_USERNAME=# Your Twitter Username
 TWITTER_PASSWORD=# Your Twitter Password
 ```
 
@@ -131,6 +132,9 @@ options:                description
                           and query-based scraping.
                           usage:
                             python scraper -t 500 -ht=python --top
+
+-ntl, --no_tweets_limit : Set no limit to the number of tweets to scrape
+                          (will scrap until no more tweets are available).
 ```
 
 ### Sample Scraping Commands