fixed range.moveCharLeft in selection.js and anything downstream that affected; added tests for the range extensions
updated README with download link
remove debugger
adding range extensions file which goes with the last commit/changes: d73af2feba1c1373e16853623f787211db932001
preserve same-user deletes when selection deleting multiple paragraphs #46
Merge branch 'master' into ifad

Conflicts:
	src/ice.js