Implement caching-based comment rendering system for Smarty 3.x#80

Copilot wants to merge 2 commits into

features/smarty-v3-featurezorgch/zorg-code:features/smarty-v3-featurefrom

copilot/refactor-smarty-compiler-codezorgch/zorg-code:copilot/refactor-smarty-compiler-codeCopy head branch name to clipboard