WinSCP update to 5.1.8

git-svn-id: http://svn.miranda-ng.org/main/trunk@7047 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
IRC: custom reconnect code removed

git-svn-id: http://svn.miranda-ng.org/main/trunk@7048 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
KeepStatus:
- nasty clutch for IRC's reconnect removed
- version bump

git-svn-id: http://svn.miranda-ng.org/main/trunk@7049 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
+3 strings

git-svn-id: http://svn.miranda-ng.org/main/trunk@7050 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c