HTML5 element must be enabled on IE<9 before they are used.
Tests for bender.tools.html's assertInnerHtml and compareInnerHtml.
Moved assert function to global assert object.
Merge branch 't/12101'
API docs: plugin config options corrected.
Tests: assert.isInnerHtmlMatching must increment counter.
Tests: bender.tools.html.compareInnerHtml should not modify options object.
Update cached variable, because range might get collapsed.
Tests: Selecting table cell.