Fixed syntax in brackets renderer

[MarkGotham]

Brackets representation renderer:
Dict of compressions for short hand and to avoid syntactically illegal spaces

‘First Subject Group’: ‘1st-Gr.’,
'First Group': ‘1st-Gr.’,
‘Second Subject Group’: ‘2nd-Gr.’,
'Second Group’: ‘2nd-Gr.’,
‘Theme ‘: ‘Th.’,

'Exposition’: ‘Exp.’,
'Development’: ‘Dev.’,
'Recapitulation’: ‘Recap.’,

'Transition’: ‘Tr.’,

‘ ‘: ‘~’