Enhance caching functionality and update documentation

• Introduced per_instance parameter to the cache decorator, allowing shared caching between instances when set to False.
• Updated README to reflect the new caching behavior and added examples for clarity.
• Incremented version number to 0.7.1 in setup.cfg to signify the new feature addition.
• Expanded API reference documentation to include details about the per_instance parameter.

These changes improve the flexibility of the caching mechanism and enhance user understanding of its capabilities.

Full Changelog: 0.7.0...0.7.1

Added

• Instance-specific caching for both sync and async class methods
• Smart detection of instance methods vs standalone functions
• Improved logging for cache operations and method detection
• Better handling of ignored parameters in instance methods

Fixed

• Fixed cache key generation for instance methods to ensure proper instance separation
• Fixed infinite recursion issues in instance method detection
• Fixed handling of ignored parameters in instance methods
• Fixed cache invalidation for instance methods when code changes

Changed

• Improved instance method detection to exclude built-in types
• Updated documentation with instance method caching examples
• Simplified cache key generation logic
• Enhanced debug logging for better troubleshooting

Developer Notes

• Added comprehensive test coverage for instance method caching
• Added test cases for both sync and async instance methods
• Added tests for multiple instances of the same class
• Added tests for ignored parameters in instance methods

Full Changelog: 0.6.2...0.7.0

What's Changed

• Fixed - NoCache class requires parentheses for decorator, unlike Cache by @leshchenko1979 in #20

Full Changelog: 0.6.1...0.6.2

What's Changed

• Improve FileStorage() protocol by @leshchenko1979 in #17
• Fix GoogleCloudStorage errors

Full Changelog: 0.6.0...0.6.1

What's Changed

• Add logging and some fixes by @leshchenko1979 in #16

Full Changelog: 0.5.1...0.6.0

Fix hashing errors

Full Changelog: 0.5.0...0.5.1

What's Changed

• ignore understands both positional and keyword arguments by @leshchenko1979 in #12
• Implement Google Cloud Storage by @leshchenko1979 in #15

Full Changelog: 0.4.1...0.5.0

What's Changed

• Check parameter integrity by @leshchenko1979 in #11

Full Changelog: 0.4.0...0.4.1

What's Changed

• Add a serializer factory by @leshchenko1979 in #9
• Simplify decorator calls by @leshchenko1979 in #10

Full Changelog: 0.3.0...0.4.0