Usage
XHMM_plots(PLOT_PATH, JOB_PREFICES, JOB_TARGETS_TO_GENES = NULL,
SAMPLE_FEATURES = NULL, SQ_THRESH = 60, NUM_ADD_TARGS = 2,
PLOT_READ_DEPTHS = TRUE, PLOT_PC_CORRS = TRUE,
PLOT_ALL_CNVS = TRUE, USE_XCNV_TO_PLOT = NULL,
INCLUDE_PEDIGREE_SAMPLES = NULL, PLOT_ONLY_PNG = TRUE, LIMIT_MEMORY = FALSE)