Add separator and run command button.

Separator lines can no longer be edited.

git-svn-id: svn+ssh://svn.code.sf.net/p/mcomix/code@838 ef8490bc-f317-4725-81ed-e95a9aca1bcf
Restore page when reloading archive.

git-svn-id: svn+ssh://svn.code.sf.net/p/mcomix/code@839 ef8490bc-f317-4725-81ed-e95a9aca1bcf
Add callbacks for file_opened and file_closed.

git-svn-id: svn+ssh://svn.code.sf.net/p/mcomix/code@840 ef8490bc-f317-4725-81ed-e95a9aca1bcf
Move Open with menu to 'File' (from 'Edit')

git-svn-id: svn+ssh://svn.code.sf.net/p/mcomix/code@841 ef8490bc-f317-4725-81ed-e95a9aca1bcf
Fix working directory handling, reload test field when files change.

git-svn-id: svn+ssh://svn.code.sf.net/p/mcomix/code@842 ef8490bc-f317-4725-81ed-e95a9aca1bcf
Update Changelog (Open with menu item moved)

git-svn-id: svn+ssh://svn.code.sf.net/p/mcomix/code@843 ef8490bc-f317-4725-81ed-e95a9aca1bcf