Remove duplicate body reset

This line is called twice in the reset function:
$this->body = '';
Inherit page speed settings
Merge pull request #1750 from akodde/patch-4

Remove duplicate body reset
Fix to inherit speed settings when adding a page.
make sure tags are properly closed
remove unused ptID variable
Merge pull request #1759 from akodde/pr_inherit_speed_settings

Inherit page speed settings
Fix typo
Merge pull request #1809 from hissy/fix-typo

Fix typo in ContentImporter class