Export fix

git-svn-id: http://svn.miranda-ng.org/main/trunk@10918 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
code cleaning

git-svn-id: http://svn.miranda-ng.org/main/trunk@10919 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
doubles search algorithm optimized

git-svn-id: http://svn.miranda-ng.org/main/trunk@10920 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
fix for creating backup first time without timestamp in database

git-svn-id: http://svn.miranda-ng.org/main/trunk@10921 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
VKontakte: 
fix for stillbirth PollServer
more debug lines in OnReceivePollingInfo

git-svn-id: http://svn.miranda-ng.org/main/trunk@10922 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
Weather: Add support for specifying own UserAgent in INI (requested in #810)

git-svn-id: http://svn.miranda-ng.org/main/trunk@10923 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c