Renamed the main viewer files.
Use html codes for < and > characters
First version of the plot manager view

Moved the plot related tools to a new map which
can be accessed from the dropdown menu.
Also made other minor changes related mostly
to security.
Fixed some style problems
Changed plot/animal zoom icon
Plot managing view improved

Now we can set the plot name after creating it,
the list is updated after creating/deleting a plot,
owner is shown for admin users inside the list
and popups have been improved.