removed not used headers
added version info

git-svn-id: http://svn.miranda-ng.org/main/trunk@3952 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
- ME_TTB_INITBUTTONS event considered useless;
- clist_modern & clist_nicer are trained to reload TTB buttons when TopToolBar plugin is loaded dynamically;
- TTB processing code slightly reordered

git-svn-id: http://svn.miranda-ng.org/main/trunk@3953 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c