Added copyright License and Link

Added a open source copyright statement from MIT, and then implemented a link inside of the website that leads to the copyright statement from MIT. The link may be wrong, but it may be able to be formatted differently so it leads straight to the statement.

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2020 rakshit234
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

index.html

@@ -143,7 +143,7 @@ <h4 style="text-align:center; color:white;">Visitor's count</h4>
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-        <h4 style="text-align:center; color:white;"> © 2020 <a href="https://www.digitalocean.com/" target="_blank" rel="noopener">DigitalOcean, LLC.</a> <a href="https://twitter.com/digitalocean" target="_blank"><i class="fab fa-twitter" style="color:white;"></i></a> All rights reserved.</h4>        
+        <h4 style="text-align:center; color:white;"><a href="https://tlo.mit.edu/learn-about-intellectual-property/software-and-open-source-licensing" target="_blank" rel="noopener">© 2020,</a><a href="https://www.digitalocean.com/" target="_blank" rel="noopener">DigitalOcean, LLC.</a> <a href="https://twitter.com/digitalocean" target="_blank"><i class="fab fa-twitter" style="color:white;"></i></a> All rights reserved.</h4>        
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