Link to documentation is invalid

[Xiaoliang Wu]

Please use this template for reporting suspected bugs or requests for help.

Issue Description

The link (https://openr.readthedocs.io/en/latest/) of documentation is invalid.

Environment

• tag or commit hash on which this occured: 8081841
• OS version: <e.g. ubuntu-16.04>: Any
  ...

Minimal test code / Steps to reproduce the issue

Click link in Documentation of README file.

What's the actual result?

        \          SORRY            /
         \                         /
          \    This page does     /
           ]   not exist yet.    [    ,'|
           ]                     [   /  |
           ]___               ___[ ,'   |
           ]  ]\             /[  [ |:   |
           ]  ] \           / [  [ |:   |
           ]  ]  ]         [  [  [ |:   |
           ]  ]  ]__     __[  [  [ |:   |
           ]  ]  ] ]\ _ /[ [  [  [ |:   |
           ]  ]  ] ] (#) [ [  [  [ :===='
           ]  ]  ]_].nHn.[_[  [  [
           ]  ]  ]  HHHHH. [  [  [
           ]  ] /   `HH("N  \ [  [
           ]__]/     HHH  "  \[__[
           ]         NNN         [
           ]         N/"         [
           ]         N H         [
          /          N            \
         /           q,            \
        /                           \

What's the expected result?

Documentation of OpenR

[Cooper Lees]

Weird - https://openr.readthedocs.io/ works. Guess we just need a PR to do that.

[Cooper Lees]

#99 fixed this. Thanks!