CurlyBraceTransformer - one transformer to handle all curly braces transformations
minor #919 CurlyBraceTransformer - one transformer to handle all curly braces transformations (keradus)

This PR was squashed before being merged into the 2.0-dev branch (closes #919).

Discussion
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CurlyBraceTransformer - one transformer to handle all curly braces transformations

CurlyBraceTransformer - one transformer to handle all curly braces transformations

Commits
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23daef3 CurlyBraceTransformer - one transformer to handle all curly braces transformations
add ArraySquareBraceTransformer
ArraySquareBraceTransformer - implementation
WIP
NewWithBracesFixer - fix for new transformer