from branch variationes
Sun Easter3, some empty scores
typo
Easter Sundays: ant.s for year A - empty scores
psalmodie: syntax upgrade to lily 2.19
Easter Sundays: +2 ant.s
psalmtone.rb: yesterday's syntax upgrade reflected in the spec
musicreader.rb: fix bug resulting in comments being read as part of header fields
some ant.s for the 4th week of Lent
Easter Sun3A ready
Sun 5A, 6A of Easter
Palm Sunday, year A
invitatory tone II: first attempt, raw
invitatory tone II - slight refinements
deleted the code for antiphons

antiphons won't ever re-appear in this sheet, they already have
a better place
invitatory: custom piece markup
missing fullstop added
lily syntax upgrade to 2.19
Merge branch 'master' into variationes
Triduum: some new errors found & ideas tried