Failed keywords for search

[dc7303]

Thank you for your awesome project. :)
I am using your program very usefully.

But I found keywords that fails to lookup. And I share this issue with you.

version: 1.2.3

awesome

...
  File "/Users/mark/.pyenv/versions/3.8.0/lib/python3.8/site-packages/awesome/parsers/__init__.py", line 62, in read_readme
    raise requests.RequestException('Error occurs when getting the README from {}'.format(self.AWESOME_README_URL))
requests.exceptions.RequestException: Error occurs when getting the README from https://raw.githubusercontent.com/sindresorhus/awesome/master/readme.md

ios

...
File "/Users/mark/.pyenv/versions/3.8.0/lib/python3.8/site-packages/awesome/parsers/ios.py", line 28, in parse_awesome_content
    plain_line, link = self.parse_link_line(line)
  File "/Users/mark/.pyenv/versions/3.8.0/lib/python3.8/site-packages/awesome/parsers/__init__.py", line 116, in parse_link_line
    name, link, desc = self._markdown_link_line_regex.findall(line)[0]
IndexError: list index out of range

java

...
File "/Users/mark/.pyenv/versions/3.8.0/lib/python3.8/site-packages/awesome/parsers/java.py", line 10, in find_content
    content = readme.split('- [Contributing](#contributing)')[1]
IndexError: list index out of range

rust

...
File "/Users/mark/.pyenv/versions/3.8.0/lib/python3.8/site-packages/awesome/parsers/rust.py", line 10, in find_content
    content = readme.split('* [License](#license)')[1]
IndexError: list index out of range

vue

...
File "/Users/mark/.pyenv/versions/3.8.0/lib/python3.8/site-packages/awesome/parsers/vue.py", line 10, in find_content
    content = readme.split('\n\n\n# Resources')[1]
IndexError: list index out of range