Update block_emon2x.php
reload parent window when window unload

operation miss
reload parent window when window unload
Merge branch 'mdl_2.3' of github.com:papilon326/moodle-blocks_emon into remotes/origin/mdl_2.3
reload parent window when page unload
fix
fix not display section name when edit question
Merge branch 'remotes/origin/mdl_2.3' of github.com:papilon326/moodle-blocks_emon into remotes/origin/mdl_2.3

Conflicts:
	view/tpl/form.tpl.php

fix
Merge pull request #1 from papilon326/remotes/origin/mdl_2.3

Remotes/origin/mdl 2.3 のプルリクエストをマージ。