Fix Java division semantics for negative integers#44
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Compile Java / and BigInteger.divide to QuotientInteger, expose explicit floor division APIs, and add Java/Scalus VM regression coverage.\n\nFixes #43
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Fixes #43
Summary
/andBigInteger.divide()toQuotientIntegerso division truncates toward zero like Java.%andBigInteger.remainder()mapped toRemainderInteger.Math.floorDiv/floorModandMathLib.floorDiv/floorMod.MathLib.divModa clean floor division/modulo pair and keepMathLib.quotRemtruncating.Tests
./gradlew :julc-compiler:test --tests com.bloxbean.cardano.julc.compiler.StdlibCompileEvalTest./gradlew :julc-compiler:test :julc-stdlib:testgit diff --check