v1.1.0

• Added utility methods to inspect cache client configuration - Issue #4;
• Refactoring - extracted the explicit concept of condition from that of a cache client rule - Issue #2;
• Additional conditions provided:
  • cache key ends with substring - Issue #5;
  • cache key matches a given regexp - Issue #6;
  • compose conditions using OR operator;
  • compose conditions using AND operator.
• Improved test coverage and code comments.