CHANGES IN VERSION 1.6.05
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BUG FIX
    o Fix breaks due to changes in data.table 1.11.0. Issue: #143
    o SomaticInteraction bug fix due to hclust. Issue: #142

CHANGES IN VERSION 1.6.00
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NEW FUNCTIONS
    o clinicalEnrichment - Performs mutational enrichment analysis for a given clinical feature.
    o signatureEnrichment - Performs sample stratification based on signature exposures and enrichment analysis.
    o plotEnrichmentResults - Plots results from clinicalEnrichment and signatureEnrichment analysis
    o lollipopPlot2 - Compare two lollipop plots

SIGNIFICANT USER-LEVEL IMPROVEMENT
    o Forstplot now includes summary table within the plot.
    o Included capture_size argument in tcgaCompare.
    o annovarToMaf can take multiple annovar annotation files and converts them to a single MAF cohort.
