Reintroduce MultiQC for workflow and analysis summary

[scwatts]

Overview

• MultiQC is not currently used in oncoanalyser and was intentionally removed at early stages of development
• it is now becoming a standard for nf-core pipelines to report more runtime info with MultiQC
• the MulitQC process/functionality should be reintroduced for both workflow and analysis reporting

Initial discussions

1. Initial release review [DO NOT MERGE] #29 (comment)
2. Initial release review [DO NOT MERGE] #29 (comment)