1.92      2025 Nov 12
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* bug in condition check on number of rows fixed by @esabol (Ed Sabol)
* added query_tree method to get AST of query
* added bigquery method to take a long list of bibcodes to filter query on
* post_response method now takes both string content and json payload

1.91      2025 Oct 16
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* Citation Metrics Report - added all 3 endpoints
* fixed post_response method in Astro::ADS to send json payload

1.90_70   2025 Jul 18 (TRIAL RELEASE)
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* error attribute for Result object now a hash for better reporting
* adding a test module to provide a mocked dev key

1.90      2025 Feb 22
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* initial interface to the ADS Search endpoint