Updates to completion patch
* define private COMPL_MAX_ID
* use it to determine initial pool size
* fix use of uninitialized allocated memory
* cosmetics
fix-api.h
completion-sorting.diff
fix-date-fill.diff
switch-to-experimental.diff
separate-extcmd.diff
modularize-extcmd.diff
guard-xmpp-password.diff
add-offline-message.diff
roster-state-colors.diff
add-cmake.diff
use-gslice.diff
timeformat.diff
templates.diff
dynamic-layout.diff