Some of them are need while building. Also we might want to add enable 
more stuff in the future and then it is good to have the files 
available.

This was not of much use.

The external JS files need to ne put in the wrapper html so that the 
distpacker can find and merge them.
- Also delete all unused tinymce asset files.

                                                         [style.height.%]="100"

Break up the code into smaller methods

to prevent unnecessary scroll bars from appearing

And having the correct grid coordinates.
Also refactored the canvas sections to be different components.

* Increase height for textarea and textfield after adding new material
styles
* Remove position for validations

* undo setting overflow hidden for sections
* set display of `ElementOverflow` to block

Before not all cells could be reached in all situations.

The simply was no change listener on the input.

Also the text text is by default wrapped in a paragraph. This is in line 
with TinyMCEs default output.

This is preliminary and will be reworked in the future.

This is to prohibit editing and preserve HTML formatting.
-> Also extract template from component file because it was getting to 
unwieldy.

Consider the available space for width and height
Increase their default heights