fdo#56007 - fast zip directory find to accelerate Windows Explorer thumbnail.

Change-Id: Id9436def56f40d2bb54dea35bea916bd99964653
fdo#56007 - Read more bytes on Zip read (for thumbnails)

Change-Id: Ia8c6caa44ed8019a8139beb5a855f0f28805544d
bnc#829017 fix issue with negative seeks in win32 shell extension

Change-Id: Ia8072f78ad43281e406377922f50f8de53194f1b
fdo#67534: try to avoid file locking in Explorer shell extensions

Change-Id: I287395f6c25b1bfb9b9482166ae6f34d9af8f455
Bump for 3.6-32

Change-Id: I3dccc20c6b6a237954c136a14af215c6c385a877