-Change: Allow map sizes up to 4096x4096.

git-svn-id: http://svn.openttd.org/trunk@26319 6aa0318a-3be1-0310-93fa-89fd2396df07
-Add: Label for both the filter category and filter type in the advanced settings window.


git-svn-id: http://svn.openttd.org/trunk@26320 6aa0318a-3be1-0310-93fa-89fd2396df07
-Feature: Warn the user about missing setting search results due to filtering.


git-svn-id: http://svn.openttd.org/trunk@26321 6aa0318a-3be1-0310-93fa-89fd2396df07
-Feature: Warn the user about empty setting search results too.


git-svn-id: http://svn.openttd.org/trunk@26322 6aa0318a-3be1-0310-93fa-89fd2396df07