Refs #7449 New algorithm to remove background
Refs #7449 fix Mac builds
Refs #7449 add test for separating background
Refs #7449 struct for sorting peaks
Refs #7449 rename FitPeakBackground and only output peak point range
Refs #7449 background estimation in table workspace
Refs #7449 fix windows build
Refs #7449 fixed usability issues found in testing
Merge remote branch 'origin/feature/7449_signal_noise'