ast transform: option to keep source formatting
ast: acorn parse comment
ast: proper scope query
ide: reload all sources command
ast: towards better rewriting (not there yet)
ast: adding grasp
ast: transforming -- Using new replacer implementation
ast: lively.ast.acorn.parse adds source
ast: transform now allows rewrite of nested code
ast: transformation detects if inner nodes have changed
codeditor: fix gotoline command
ast / improved eval: fixup rewriting
objecteditor: properly catching errors on save