dylex custom changes

imported from mtn be3a2a81b84cd97926f675fcee5f0fc96cd5903e
adding missing files from previous commit
Added syncnotify plugin (hopefully not as a symlink?)

imported from mtn e6dba1a38fc0e8be5758d44b643c897fff7ca2e3
Expose privacy mode setting in finch.

imported from mtn 8e6f1b34b45946770a737d85bee43f4aeec5b5ef
A commented, left-over change

This change was left over from mtn, but I'm not sure why it's here.  Commented out for now.
merge v2.10.6 into dylex
gntwm full: allow resizing of transient windows

although this still does not seem to fix the account window problem
Add "log" setting to blist that always enables logging regardless of global setting.

Only added finch UI.  Should probably be improved to allow negation of logging setting as well.
Added tag s for changeset 7d10911a27d0
Removed tag s
merge 2.10.7
Fix from David Walser for a crash in the CAP plugin.

From gentoo's pidgin-2.10.7-link_sasl_in_irc_plugin.patch
Patch from Evangelos Foutras to link to CyrusSASL from the IRC plugin when needed. Fixes #15517
New alertcount tcp server plugin