This patch disables all keyhandling (as used for automatic list indention)
when some text is selected. This fixes unexpected behavior when selecting
some text at the start of a list item and hitting backspace.

darcs-hash:20091202121618-e4919-e3c409aa3e6e24db89558a6e62b8c46df950f5b0.gz

darcs-hash:20091130135040-e4919-40b6614fe28ea07dc5796661ddda6d005264ddbc.gz

Ignore-this: e1b3b815b5ebb0da320bff997c4fed4b

darcs-hash:20091130130311-6e07b-03ccfc52abb3dcc0764eed5784d81f8416841328.gz

Ignore-this: b74163181c2e41d3be022a6185f3e1c1

darcs-hash:20091124115805-6e07b-e808cf44a00a65ff8c70cc7e8de4dfedadf96cbd.gz

Ignore-this: c34455078907459a846cf7f00e2b586b

darcs-hash:20091123161603-6e07b-927477d6ca50e665228487eb0d3ce9787dbe455b.gz

darcs-hash:20091202122434-e4919-d7be5b868af742e2408091b48f0152153ff1acb1.gz

darcs-hash:20091127112402-e4919-dc8340c03ef2d3b242302dcc228d56539eaf9e28.gz

Ignore-this: 87db996b332355addacd81b1ac13b0ab

darcs-hash:20091125144759-6e07b-601ea98a48d9d3c9dd3508cdb9cde9b86c83a5a3.gz

darcs-hash:20091201115019-e4919-fe83e3d69eb997d0c04064b46117690824fe4daf.gz

darcs-hash:20091119142845-e4919-5394617fd83d4de22673491b868f7040c25fb290.gz