Initial release of nf-core/multiplesequencealign.

Added

• Collection of input file statistics (percentage similarity, number and length of sequences, PLDDT)
• Guide tree rendering (CLUSTALO_GUIDETREE, FAMSA_GUIDETREE)
• Alignment (CLUSTALO, FAMSA, KALIGN, LEARNMSA, MAFFT, MAGUS, MUSCLE5, TCOFFEE, REGRESSIVE, UPP, 3DCOFFEE, MTMALIGN, FOLDMANSON)
• Computation of the consensus alignment (M-COFFEE)
• Evaluation of the alignments (TC,SP,TCS,iRMSD,#GAPS)
• Report generation (MultiQC, Shiny App)

Contributed by: @luisas @JoseEspinosa @lrauschning @alessiovignoli @mirpedrol @maxulysse