* files with multi-byte chars and ast.parse()
+* custom restructuring wildcard patterns and replacements
+* line-endings and offsets
* not reimporting back imports after moving
+* importing compressed objectdb/history data?
* not applying all commenting mechanisms always in codeassist
* fixing try blocks before current line in code_assist
* searching all files when extracting a global method?
* handle long imports should work on filtered imports unconditionally?
* adding restructuring scope; local scope, module, all files?
* changing `codeanalyze.WordFinder` to use asts?
-* refactoring codeanalyze; lots of estimations
* assignment to parameters in inline method
* extracting subexpressions; look at `extracttest` for more info
* remove ``change occurreces`` refactoring?
* renaming similarly named variables
* handling the return type of ``yield`` keyword
* extracting methods from pieces with only one return/yield statement
+* not writing unchanged objectdb and history?
+* lots of estimations in codeanalyze in WordRangeFinder and
+* review objectdb modules
* how concluded data are held for star imports