Unlimit input in field "Go to"

[kumaatozz]

Steps to reproduce:

1. Start open3mod.exe
2. Click "File" -> "Samlple scenes" -> "Wuson(animated).
3. Click "Animations" -> "Wuson_Walk".
4. Try to insert number, that have over 10 symbols.

Expected result: System show warning. Actual result: field "Go to" haven`t limit to input symbols