rainbowstream: add page (#1549)

pages/common/rainbowstream.md

@@ -0,0 +1,32 @@
+# rainbowstream
+
+> Terminal-based Twitter client supporting realtime tweetstream, trends, sending, search, favorites and user management.
+> Online help with `h`, up and down arrows for history, tab to auto-complete and 2-tab for suggestion.
+
+- Open rainbowstream:
+
+`rainbowstream`
+
+- Show your timeline (optional number of tweets to display, default is 5):
+
+`home [{{num_of_last_tweets}}]`
+
+- Show profile of a given user:
+
+`whois @{{user}}`
+
+- Tweet the message as-is:
+
+`t {{message}}`
+
+- Retweet the tweet with given id (id is beside the time):
+
+`rt {{tweet_id}}`
+
+- Favorite the tweet with given id:
+
+`fav {{tweet_id}}`
+
+- Perform a search for a given word (with or without hashtag):
+
+`s {{word}}`