file transfer after commit

This directory is for files not included in mainline, the corresponding
files are (as of 1.11.10) part of the project and no longer need to be
provided here.

Deleted files:
* EI-disguised.png
* shadow mages
directory renaming - no whitespaces

All whitespaces in directory names were replaced by underscores.
TRoW Storyboard added

Inclusion of the TRoW storyboard by LordBob from
r.wesnoth.org/t20064
Elf animation upgrade

Adding Jetrel's wood elf assets from
r.wesnoth.org/t32311