merge from branch

git-svn-id: http://svn.miranda-ng.org/main/trunk@8274 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
metacontacts in the database cache

git-svn-id: http://svn.miranda-ng.org/main/trunk@8276 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
MCONTACT-related code cleaning

git-svn-id: http://svn.miranda-ng.org/main/trunk@8277 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
initial commit of MC functions inside the core - never called, never works, just compiles

git-svn-id: http://svn.miranda-ng.org/main/trunk@8278 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
also icons

git-svn-id: http://svn.miranda-ng.org/main/trunk@8279 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
forgotten icons

git-svn-id: http://svn.miranda-ng.org/main/trunk@8280 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c