Purgin labels at exports CC/SCORM
TinyMCE's alignment options were not working when having an image with header and/or footer.
TinyMCE Clearing Plugin.
TinyMCE Clearing Plugin (editor_plugin_src.js content minified).
Adding the footer only if it has content + Adding an empty paragraph after the block so It's easier to keep writing.
Run mki18n.sh because of a new string in new tinymce plugin to clear floats
The Spanish translation is complete again.
A BR right after the block is better than a P, which had a &nbsp; inside.
Revert Uwe Kohnle changes until idevice Reflection is fixed

Idevicestore renewal required

This reverts commit 619bde54fd28da6133dbae438337413d22600ce0.

Conflicts:
	exe/engine/config.py
	exe/engine/scormdropdownidevice.py
	exe/engine/scormmulticlozeidevice.py
	exe/export/scormexport.py
	exe/webui/element.py
Solved: Problems with the toggle menu option in some browsers/devices.
Problems with svg in the authoring page + 404 error caused by background image CSS property in browsers with no svg.
404 errors (provisional and incomplete solution, just to avoid them). See https://forja.cenatic.es/tracker/index.php?func=detail&aid=1910&group_id=197&atid=883
Disabling TinyMCE's full screen mode before saving the elp (even when "Saving as").
SCORM1.2: recovering first HTML file and previous metadata treatment
Disabling TinyMCE's full screen mode before changing the Style.
Removing XSD references inside manifest
New key in exe-conf  : styleSecureMode. If exe.conf has this key ([User]
styleSecureMode = 0) can run python scripts in styles in the export.
Work on utf8'ing .py code, translating comments into English, fixing misspellings...
The translation of comments continues.
More comments translation