v1.4.2 - Fix a bug where improper input may cause spurious results

This release fixes the security issue reported in GHSA-62q6-v997-f7v9. We are discussing the actual impact of the bug here:
#161

See 0bf0636 for the actual fix.

This release also cleans up code quite a bit.

What's Changed

• Update compatible python versions in README by @cliftondhanee in #144
• Set permissions to build.yml by @joycebrum in #146
• Create Security Policy by @joycebrum in #147
• Create sonar.yml by @manugarg in #150
• Update sonar.yml by @manugarg in #151
• Improve read_file_into_str safety by @manugarg in #149
• Update pacparser.c by @manugarg in #152
• [analysis] Fix a couple of memory leaks by @manugarg in #153
• Try fixing a couple of more static-analysis issues by @manugarg in #154
• Fix some unused and some compiler warnings by @manugarg in #157
• Improve str_replace by @manugarg in #158
• Fix the reported security bug. by @manugarg in #159

New Contributors

• @cliftondhanee made their first contribution in #144
• @joycebrum made their first contribution in #146

Full Changelog: v1.4.1...v1.4.2