cleanup: update files (#17)

Signed-off-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>

.gitattributes

@@ -0,0 +1 @@
+* text=auto eol=lf

LICENSE → LICENSE.txt

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2017 tldr pages
+Copyright (c) 2017 - present tldr pages contributors
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -1,31 +1,34 @@
-tldr-bot
-========
+# tldr-bot
 
-A simple [bot](https://github.com/tldr-bot) that performs automation tasks on the main [tldr repo](https://github.com/tldr-pages/tldr).
+A simple [bot](https://github.com/tldr-bot) that performs automation tasks on the main [tldr repository](https://github.com/tldr-pages/tldr).
 
-Quick start
------------
+## Quick start
 
-First of all, set the needed environment variables:
+- Generate a GitHub personal access token with the `repo` scope and then set the needed environment variables:
 
-    FLASK_APP=/path/to/app/tldr_bot.py
-    BOT_TOKEN=<token>
-    BOT_USERNAME=<username>
-    REPO_SLUG=tldr-pages/tldr
-    PORT=<port>
+```sh
+FLASK_APP=/path/to/app/tldr_bot.py
+BOT_TOKEN=<token>
+BOT_USERNAME=<username>
+REPO_SLUG=tldr-pages/tldr
+PORT=<port>
+```
 
-Then run using Flask:
+Then run the app using Flask:
 
-    flask run --port=$PORT
+```sh
+flask run --port=$PORT
+```
 
-Run as a service
-----------------
+## Run as a service
 
 See the [`tldr-bot.service`](/tldr-bot.service) file for an example systemd unit configuration.
 
 Typically, the service is running under uWSGI and fronted by nginx. So you need to set the proper nginx config too.
 
+```sh
     location / {
         include uwsgi_params;
         uwsgi_pass 127.0.0.1:6129;
     }
+```