…ntifier that's after `class`, not the variable assigned to

…wrapped in parentheses (around the comment too) so that Flow doesn't interpret it as a JavaScript label

…ock comment, output those parentheses rather than optimizing them away; this is a requirement of Flow, to distinguish from JavaScript labels

…generics

# Conflicts:
#	lib/coffeescript/nodes.js
#	src/nodes.coffee

…ments up in the variable declarations line for Flow compatibility