PR 58 review: refactor createInitializingScoreTrendLevelArray() to InitializingScoreTrend.buildUniformTrend() (can be useful for a user using programmatic solver config too) + remove stating-the-obvious comment "for unit tests only" (it's in src/test/resources) + rename ...TrendLevel trend to ...TrendLevel trendLevel to avoid confusing Trend and TrendLevel