nf-core/nascent: Aluminium Squirrel

Added [#94] - Added a second BEDTools intersect step to allow filtering and overlapping in the same workflow. [#101] - Initialized nf-test Changed [#103] - Updated Modules Fixed [841ae62] - Updated PINTS version from 1.1.6 to 1.1.8 (Fixes an issue where PINTS fails if one of the predictions was empty) [#97] - Add HOMER channels to fix error about "Missing workflow output parameter: homer_peaks" when homer is skipped Add missing DOIs (@apeltzer