creature: fixed end aniumations, digging pathfinding

Signed-off-by: mkhropov <mkhropov@gmail.com>
Merge branch 'master' of https://github.com/mkhropov/Elem
creature: now dig command is updating world. Resulting seismic waves are horrible, but Anton will fix it #lata

Signed-off-by: mkhropov <mkhropov@gmail.com>