several bug fixes
Rerunning last test batch is possible
seed included in test savefile
bugfix in quitting, testing code improved
bugfix in releasing locked selection; test environment improved
bugfix in select around interval
more bugfixes; tests now pass completely
minor change
first steps towards proper compositions
blah
undoing compositions working; nested compositions allowed in theory
autoindent bug fixed
undo mode implemented
several renames and small fixes
lots of small fixes and renames; userinterface class now specified in Session field; todo: fix insertoperations
strange bugfix in operation, new_selection field obsoleted
autoindent fixed and covered with tests
NextLine improved; NextClass introduced
prototype for repeatable implemented
misc changes