Local Outlier Factor Implementation

closes #379 (closed)

• Implementation of the Local Outlier Factor (assignLOF, flagLOF)
• Implementation of a parameter minimal, univariate LOF version (uniLOF), aiming for plug-and-play outlier detection (assignUniLOF, flagUniLOF)
• streamlining of the scores module

docs/funcs/outliers.rst

@@ -19,3 +19,5 @@ outliers
    ~SaQC.flagByGrubbs
    ~SaQC.flagRange
    ~SaQC.flagCrossStatistics
+   ~SaQC.flagLOF
+   ~SaQC.flagUniLOF