Tipper: use system checkboxes with TreeView controls instead of custom icons
some other minor changes on option pages

git-svn-id: http://svn.miranda-ng.org/main/trunk@9409 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
Fixed error handling


git-svn-id: http://svn.miranda-ng.org/main/trunk@9410 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
Clist_nicer: move color settings to Fonts and colors option page

git-svn-id: http://svn.miranda-ng.org/main/trunk@9411 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
Steam: removed unused code

git-svn-id: http://svn.miranda-ng.org/main/trunk@9412 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
code reordering

git-svn-id: http://svn.miranda-ng.org/main/trunk@9413 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c